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{"sheet":"2022","index":1,"n_rows":29,"n_cols":16,"rows_kept":29,"cut":false,"hidden":false,"merged":[[13,0,13,1],[15,0,15,1],[5,0,5,1],[7,0,7,1],[9,0,9,1],[10,0,10,1],[12,0,12,1],[2,0,2,15],[3,0,4,1],[3,14,3,15],[3,2,3,5],[3,6,3,9],[3,10,3,13],[16,0,16,1],[18,0,19,0],[20,0,21,0],[24,0,24,1],[28,0,28,1],[25,0,25,1],[22,0,22,15]]}
[]
[]
["Parents \"are aware\": where you are after school (HBSC 2022, in %)"]
[null,null,"they know a lot",null,null,null,"they know a little",null,null,null,"they doesn't know anything",null,null,null,"Total"]
[null,null,"n","%","Lower limit CI","Upper limit CI ","n","%","Lower limit CI","Upper limit CI ","n","%","Lower limit CI","Upper limit CI ","n","%"]
[null,null,"","",null,null,"","",null,null,"","",null,null,"",""]
["Total","",2790,85.978428351309717,84.654520000000005,87.205380000000005,388,11.956856702619415,10.88293,13.12115,67,2.0647149460708785,1.6188999999999998,2.63001,3245,100]
[" ",null,"","",null,null,"","",null,null,"","",null,null,"",""]
["Sex/gender*"," ","","",null,null,"","",null,null,"","",null,null,"",""]
["Boys",null,1343,85.43256997455471,83.545139999999989,87.136840000000007,196,12.46819338422392,10.96016,14.15075,33,2.0992366412213741,1.4685600000000001,2.99254,1572,100]
["Girls",null,1447,86.491332934847577,84.758540000000011,88.05489,192,11.476389719067544,10.020719999999999,13.1127,34,2.0322773460848773,1.45106,2.8395900000000003,1673,100]
["Age"," ","","",null,null,"","",null,null,null,null,null,null,"",""]
["14",null,1391,86.023500309214597,84.12406,87.728830000000002,191,11.811997526283241,10.31184,13.49755,35,2.1645021645021645,1.5464200000000001,3.02203,1617,100]
["15",null,1399,85.933660933660931,84.146390000000011,87.54925999999999,197,12.100737100737101,10.66039,13.705829999999999,32,1.9656019656019657,1.4042699999999999,2.7450700000000001,1628,100]
["Linguistic region**"," ","","",null,null,"","",null,null,null,null,null,null,"",""]
["German-speaking part of Switzerland",null,1833,87.078384798099762,85.541129999999995,88.474220000000003,236,11.211401425178147,9.951649999999999,12.60829,36,1.7102137767220902,1.2467300000000001,2.34192,2105,100]
["French- and Italian-speaking parts of Switzerland",null,957,83.94736842105263,81.40646000000001,86.199910000000003,152,13.333333333333334,11.43727,15.488759999999999,31,2.7192982456140351,1.8706400000000001,3.9375200000000001,1140,100]
["Sex/gender* and age"," ","","",null,null,null,null,null,null,null,null,null,null,"",""]
["Boys","14",679,86.277001270648029,83.526979999999995,88.630420000000001,94,11.944091486658195,9.8677299999999999,14.387620000000002,14,1.7789072426937738,1.03586,3.0385900000000001,787,100]
[null,"15",664,84.585987261146499,81.896569999999997,86.939580000000007,102,12.993630573248408,10.855230000000001,15.480130000000001,19,2.4203821656050959,1.55291,3.7539599999999997,785,100]
["Girls","14",712,85.783132530120483,83.255040000000008,87.984629999999996,97,11.686746987951807,9.6472699999999989,14.090150000000001,21,2.5301204819277108,1.6407499999999999,3.8825499999999997,830,100]
[null,"15",735,87.188612099644132,84.794659999999993,89.253420000000006,95,11.269276393831554,9.30776,13.582250000000002,13,1.5421115065243181,0.87702999999999998,2.6978300000000002,843,100]
["Notes: The percentages and number of cases are based on unweighted data. With the exception of sex/gender and age subgroups (e.g., 11-year-old girls), the percentages may be slighty biased in relation to the sex/gender and age structure of the actual corresponding population in 2022.\nCI: lower and upper limits of the 95% confidence interval. They indicate with 95% probability the range of values in which the true value lies.\n*Based on the question 'Are you a boy or a girl?'. Therefore, it is not possible to know whether pupils answered the question in reference to their birth-registered sex or their gender identity.\n**Defined according to the language of the questionnaire - German, French or Italian - filled in by the pupils, itself based on the official language of the commune where the school/class is located. Classes in the Romansh linguistic region received the German version of the questionnaire. Pupils from these classes are therefore included in the category 'German-speaking Switzerland'.\nResults with fewer than 30 cases may have a relatively large random error and are therefore put in parentheses. Results with less than 10 cases are not showed.\nThe following question was submitte: 'If you think of your mother, father or other adults you live with, what do they know about the following: where you are after school ?'\nThe following response categories were provided: 'they know a lot', 'they know a little', 'they doesn't know anything'"]
[]
["LINK to the research report"]
["LINK to the methodology report"]
[]
["Source : Health Behaviour in School-aged Children (HBSC Switzerland)"]
["© Addiction Switzerland, 2023"]

{"sheet":"2018","index":2,"n_rows":29,"n_cols":16,"rows_kept":29,"cut":false,"hidden":false,"merged":[[13,0,13,1],[15,0,15,1],[5,0,5,1],[7,0,7,1],[9,0,9,1],[10,0,10,1],[12,0,12,1],[2,0,2,15],[3,0,4,1],[3,14,3,15],[3,2,3,5],[3,6,3,9],[3,10,3,13],[16,0,16,1],[18,0,19,0],[20,0,21,0],[24,0,24,1],[28,0,28,1],[25,0,25,1],[22,0,22,15]]}
[]
[]
["Parents \"are aware\": where you are after school (HBSC 2018, in %)"]
[null,null,"they know a lot",null,null,null,"they know a little",null,null,null,"they doesn't know anything",null,null,null,"Total"]
[null,null,"n","%","Lower limit CI","Upper limit CI ","n","%","Lower limit CI","Upper limit CI ","n","%","Lower limit CI","Upper limit CI ","n","%"]
[null,null,"","",null,null,"","",null,null,"","",null,null,"",""]
["Total","",3179,83.771572157128475,82.281450000000007,85.15898,515,13.638413799632771,12.422890000000001,14.95256,97,2.5900140432398193,2.05288,3.2630100000000004,3791,100]
[" ",null,"","",null,null,"","",null,null,"","",null,null,"",""]
["Sex/gender*"," ","","",null,null,"","",null,null,"","",null,null,"",""]
["Boys",null,1503,82.58297906547331,80.645389999999992,84.364199999999997,267,14.603777868734888,13.003770000000001,16.363620000000001,51,2.8132430657926997,2.1161500000000002,3.7312099999999999,1821,100]
["Girls",null,1676,84.952150183702983,82.964529999999996,86.744920000000008,248,12.679559490594814,11.097300000000001,14.450740000000001,46,2.3682903257036272,1.6890800000000001,3.3114300000000001,1970,100]
["Age"," ","","",null,null,"","",null,null,null,null,null,null,"",""]
["14",null,1642,83.939511395796345,82.018280000000004,85.691280000000006,266,13.740429107064164,12.164239999999999,15.48485,45,2.3200594971412052,1.7315299999999998,3.1023000000000001,1953,100]
["15",null,1537,83.622377255345754,81.494489999999999,85.548969999999997,249,13.547784808496417,11.884869999999999,15.402710000000001,52,2.8298379361585999,2.0605899999999999,3.8748999999999998,1838,100]
["Linguistic region**"," ","","",null,null,"","",null,null,null,null,null,null,"",""]
["German-speaking part of Switzerland",null,2316,86.463922817781352,84.898220000000009,87.890450000000001,302,11.358481480416799,10.09074,12.762889999999999,58,2.1775957018027903,1.60592,2.9466800000000002,2676,100]
["French- and Italian-speaking parts of Switzerland",null,863,77.190993420720844,74.191910000000007,79.935820000000007,213,19.210969544151254,16.887530000000002,21.770339999999997,39,3.5980370351283959,2.5151599999999998,5.1226399999999996,1115,100]
["Sex/gender* and age"," ","","",null,null,null,null,null,null,null,null,null,null,"",""]
["Boys","14",729,81.726457399102685,79.019720000000007,84.15401,140,15.695067264573925,13.39091,18.311879999999999,23,2.578475336322859,1.7003000000000001,3.8922499999999998,892,100]
[null,"15",774,83.315392895586754,80.570610000000002,85.741039999999998,127,13.670613562971193,11.555859999999999,16.10191,28,3.0139935414424674,2.0583400000000003,4.3934500000000005,929,100]
["Girls","14",913,86.05089538171535,83.366900000000001,88.362250000000003,126,11.875589066917962,9.8256899999999998,14.285410000000001,22,2.0735155513666248,1.3205100000000001,3.2418000000000005,1061,100]
[null,"15",763,83.938393839383608,81.067000000000007,86.447119999999998,122,13.421342134213198,11.219709999999999,15.977250000000002,24,2.6402640264025954,1.6753799999999999,4.1374599999999999,909,100]
["Notes: The percentages are based on weighted data according to the sex/gender and age structure of the Swiss permanent resident population of the relevant year (according to FSO). Data on the number of cases (n) are not weighted.\nCI: lower and upper limits of the 95% confidence interval. They indicate with 95% probability the range of values in which the true value lies.\n*Based on the question 'Are you a boy or a girl?'. Therefore, it is not possible to know whether pupils answered the question in reference to their birth-registered sex or their gender identity.\n**Defined according to the language of the questionnaire - German, French or Italian - filled in by the pupils, itself based on the official language of the commune where the school/class is located. Classes in the Romansh linguistic region received the German version of the questionnaire. Pupils from these classes are therefore included in the category 'German-speaking Switzerland'.\nResults with fewer than 30 cases may have a relatively large random error and are therefore put in parentheses. Results with less than 10 cases are not showed.\nThe following question was submitte: 'If you think of your mother, father or other adults you live with, what do they know about the following: where you are after school ?'\nThe following response categories were provided: 'they know a lot', 'they know a little', 'they doesn't know anything'"]
[]
["LINK to the research report"]
["LINK to the methodology report"]
[]
["Source : Health Behaviour in School-aged Children (HBSC Switzerland)"]
["© Addiction Switzerland, 2023"]

{"sheet":"2014","index":3,"n_rows":29,"n_cols":16,"rows_kept":29,"cut":false,"hidden":false,"merged":[[13,0,13,1],[15,0,15,1],[5,0,5,1],[7,0,7,1],[9,0,9,1],[10,0,10,1],[12,0,12,1],[2,0,2,15],[3,0,4,1],[3,14,3,15],[3,2,3,5],[3,6,3,9],[3,10,3,13],[16,0,16,1],[18,0,19,0],[20,0,21,0],[24,0,24,1],[28,0,28,1],[25,0,25,1],[22,0,22,15]]}
[]
[]
["Parents \"are aware\": where you are after school (HBSC 2014, in %)"]
[null,null,"they know a lot",null,null,null,"they know a little",null,null,null,"they doesn't know anything",null,null,null,"Total"]
[null,null,"n","%","Lower limit CI","Upper limit CI ","n","%","Lower limit CI","Upper limit CI ","n","%","Lower limit CI","Upper limit CI ","n","%"]
[null,null,"","",null,null,"","",null,null,"","",null,null,"",""]
["Total","",2955,81.484139969234022,79.831240000000008,83.030370000000005,591,16.290916321823712,14.89213,17.793610000000001,81,2.2249437089412591,1.7742500000000001,2.78687,3627,100]
[" ",null,"","",null,null,"","",null,null,"","",null,null,"",""]
["Sex/gender*"," ","","",null,null,"","",null,null,"","",null,null,"",""]
["Boys",null,1406,79.675543517849562,77.475090000000009,81.711780000000005,317,17.867346928915499,16.012440000000002,19.88625,44,2.4571095532351914,1.7854399999999999,3.3727899999999997,1767,100]
["Girls",null,1549,83.347886030066135,81.293179999999992,85.217939999999999,274,14.666415548370379,12.91793,16.60643,37,1.9856984215633799,1.47268,2.67258,1860,100]
["Age"," ","","",null,null,"","",null,null,null,null,null,null,"",""]
["14",null,1509,80.415036922611463,78.349990000000005,82.327550000000002,318,17.098789366607832,15.365930000000001,18.983230000000002,46,2.486173710781074,1.8327900000000001,3.3645099999999997,1873,100]
["15",null,1446,82.421429776851511,80.230869999999996,84.416409999999999,273,15.582648607953287,13.730780000000001,17.633219999999998,35,1.9959216151950638,1.4486300000000001,2.7442199999999999,1754,100]
["Linguistic region**"," ","","",null,null,"","",null,null,null,null,null,null,"",""]
["German-speaking part of Switzerland",null,2142,82.963475083304075,81.211069999999992,84.583470000000005,393,15.230811055376526,13.71992,16.87555,47,1.8057138613188282,1.3285500000000001,2.4500100000000002,2582,100]
["French- and Italian-speaking parts of Switzerland",null,813,77.784125108050745,73.998180000000005,81.159179999999992,198,18.942381296169067,15.999540000000001,22.282920000000001,34,3.2734935957803448,2.3672800000000001,4.5105899999999997,1045,100]
["Sex/gender* and age"," ","","",null,null,null,null,null,null,null,null,null,null,"",""]
["Boys","14",688,78.093076049943434,75.185100000000006,80.747540000000001,167,18.955732122588351,16.57048,21.595459999999999,26,2.9511918274688451,1.9329200000000002,4.4813899999999993,881,100]
[null,"15",718,81.038374717832966,78.037440000000004,83.714839999999995,150,16.930022573363463,14.45379,19.73263,18,2.0316027088036237,1.2790899999999998,3.2124300000000003,886,100]
["Girls","14",821,82.762096774193594,80.137029999999996,85.10472,151,15.22177419354858,12.961500000000001,17.79562,20,2.0161290322580849,1.3314299999999999,3.04209,992,100]
[null,"15",728,83.870967741935402,80.962360000000004,86.409779999999998,123,14.170506912442249,11.8233,16.894410000000001,17,1.9585253456220981,1.2676499999999999,3.0144500000000001,868,100]
["Notes: The percentages are based on weighted data according to the sex/gender and age structure of the Swiss permanent resident population of the relevant year (according to FSO). Data on the number of cases (n) are not weighted.\nCI: lower and upper limits of the 95% confidence interval. They indicate with 95% probability the range of values in which the true value lies.\n*Based on the question 'Are you a boy or a girl?'. Therefore, it is not possible to know whether pupils answered the question in reference to their birth-registered sex or their gender identity.\n**Defined according to the language of the questionnaire - German, French or Italian - filled in by the pupils, itself based on the official language of the commune where the school/class is located. Classes in the Romansh linguistic region received the German version of the questionnaire. Pupils from these classes are therefore included in the category 'German-speaking Switzerland'.\nResults with fewer than 30 cases may have a relatively large random error and are therefore put in parentheses. Results with less than 10 cases are not showed.\nThe following question was submitte: 'If you think of your mother, father or other adults you live with, what do they know about the following: where you are after school ?'\nThe following response categories were provided: 'they know a lot', 'they know a little', 'they doesn't know anything'"]
[]
["LINK to the research report"]
["LINK to the methodology report"]
[]
["Source : Health Behaviour in School-aged Children (HBSC Switzerland)"]
["© Addiction Switzerland, 2023"]

{"sheet":"2010","index":4,"n_rows":29,"n_cols":16,"rows_kept":29,"cut":false,"hidden":false,"merged":[[13,0,13,1],[15,0,15,1],[5,0,5,1],[7,0,7,1],[9,0,9,1],[10,0,10,1],[12,0,12,1],[2,0,2,15],[3,0,4,1],[3,14,3,15],[3,2,3,5],[3,6,3,9],[3,10,3,13],[16,0,16,1],[18,0,19,0],[20,0,21,0],[24,0,24,1],[28,0,28,1],[25,0,25,1],[22,0,22,15]]}
[]
[]
["Parents \"are aware\": where you are after school (HBSC 2010, in %)"]
[null,null,"they know a lot",null,null,null,"they know a little",null,null,null,"they doesn't know anything",null,null,null,"Total"]
[null,null,"n","%","Lower limit CI","Upper limit CI ","n","%","Lower limit CI","Upper limit CI ","n","%","Lower limit CI","Upper limit CI ","n","%"]
[null,null,"","",null,null,"","",null,null,"","",null,null,"",""]
["Total","",2790,79.728982192027104,77.946100000000001,81.402119999999996,585,16.843227623329106,15.365490000000001,18.432130000000001,119,3.4277901846427885,2.8705600000000002,4.0886400000000007,3494,100]
[" ",null,"","",null,null,"","",null,null,"","",null,null,"",""]
["Sex/gender*"," ","","",null,null,"","",null,null,"","",null,null,"",""]
["Boys",null,1318,77.64326771424102,75.30386,79.820459999999997,315,18.692839376311021,16.713459999999998,20.84796,62,3.6638929094500607,2.8500199999999998,4.6989299999999998,1695,100]
["Girls",null,1472,81.815488644807729,79.59026999999999,83.847340000000003,270,14.992913546867525,13.15395,17.038529999999998,57,3.1915978083252492,2.4877599999999997,4.08622,1799,100]
["Age"," ","","",null,null,"","",null,null,null,null,null,null,"",""]
["14",null,1375,80.901207136242419,78.451149999999998,83.132589999999993,271,15.968326786031719,13.95837,18.206469999999999,53,3.1304660777268998,2.3792899999999997,4.1088199999999997,1699,100]
["15",null,1415,78.736835576661377,76.371399999999994,80.924620000000004,314,17.583725348439554,15.62687,19.72832,66,3.6794390749007317,2.9422199999999998,4.5926400000000003,1795,100]
["Linguistic region**"," ","","",null,null,"","",null,null,null,null,null,null,"",""]
["German-speaking part of Switzerland",null,2027,80.050469000651319,77.958269999999999,81.989949999999993,418,16.643846090549339,14.967179999999999,18.467549999999999,83,3.3056849087986477,2.6611899999999999,4.0996900000000007,2528,100]
["French- and Italian-speaking parts of Switzerland",null,763,78.879444487703992,75.326439999999991,82.042780000000008,167,17.370098789108681,14.453330000000001,20.73283,36,3.7504567231874368,2.7608899999999998,5.0761899999999995,966,100]
["Sex/gender* and age"," ","","",null,null,null,null,null,null,null,null,null,null,"",""]
["Boys","14",652,79.804161566707293,76.536910000000006,82.719169999999991,136,16.64626682986508,13.965590000000001,19.72354,29,3.5495716034271254,2.4378000000000002,5.1416399999999998,817,100]
[null,"15",666,75.854214123006784,72.744109999999992,78.713279999999997,179,20.387243735762976,17.740970000000001,23.31636,33,3.7585421412300368,2.7298900000000001,5.1542699999999995,878,100]
["Girls","14",723,81.972789115646265,78.862980000000007,84.713750000000005,135,15.306122448979639,12.87528,18.100559999999998,24,2.7210884353741678,1.8669200000000001,3.9503200000000001,882,100]
[null,"15",749,81.679389312977619,78.674530000000004,84.345100000000002,135,14.721919302072232,12.302209999999999,17.522470000000002,33,3.5986913849509978,2.5689699999999998,5.0198900000000002,917,100]
["Notes: The percentages are based on weighted data according to the sex/gender and age structure of the Swiss permanent resident population of the relevant year (according to FSO). Data on the number of cases (n) are not weighted.\nCI: lower and upper limits of the 95% confidence interval. They indicate with 95% probability the range of values in which the true value lies.\n*Based on the question 'Are you a boy or a girl?'. Therefore, it is not possible to know whether pupils answered the question in reference to their birth-registered sex or their gender identity.\n**Defined according to the language of the questionnaire - German, French or Italian - filled in by the pupils, itself based on the official language of the commune where the school/class is located. Classes in the Romansh linguistic region received the German version of the questionnaire. Pupils from these classes are therefore included in the category 'German-speaking Switzerland'.\nResults with fewer than 30 cases may have a relatively large random error and are therefore put in parentheses. Results with less than 10 cases are not showed.\nThe following question was submitte: 'If you think of your mother, father or other adults you live with, what do they know about the following: where you are after school ?'\nThe following response categories were provided: 'they know a lot', 'they know a little', 'they doesn't know anything'"]
[]
["LINK to the research report"]
["LINK to the methodology report"]
[]
["Source : Health Behaviour in School-aged Children (HBSC Switzerland)"]
["© Addiction Switzerland, 2023"]

{"sheet":"2006","index":5,"n_rows":29,"n_cols":16,"rows_kept":29,"cut":false,"hidden":false,"merged":[[13,0,13,1],[15,0,15,1],[5,0,5,1],[7,0,7,1],[9,0,9,1],[10,0,10,1],[12,0,12,1],[2,0,2,15],[3,0,4,1],[3,14,3,15],[3,2,3,5],[3,6,3,9],[3,10,3,13],[16,0,16,1],[18,0,19,0],[20,0,21,0],[24,0,24,1],[28,0,28,1],[25,0,25,1],[22,0,22,15]]}
[]
[]
["Parents \"are aware\": where you are after school (HBSC 2006, in %)"]
[null,null,"they know a lot",null,null,null,"they know a little",null,null,null,"they doesn't know anything",null,null,null,"Total"]
[null,null,"n","%","Lower limit CI","Upper limit CI ","n","%","Lower limit CI","Upper limit CI ","n","%","Lower limit CI","Upper limit CI ","n","%"]
[null,null,"","",null,null,"","",null,null,"","",null,null,"",""]
["Total","",2582,80.722003569484087,79.005449999999996,82.329599999999999,533,16.713030789997209,15.300269999999999,18.228159999999999,81,2.5649656405188042,2.0294099999999999,3.2371799999999999,3196,100]
[" ",null,"","",null,null,"","",null,null,"","",null,null,"",""]
["Sex/gender*"," ","","",null,null,"","",null,null,"","",null,null,"",""]
["Boys",null,1239,79.117231960634555,76.83086999999999,81.233080000000001,287,18.308156065853041,16.368819999999999,20.421149999999997,41,2.5746119735116917,1.90158,3.47742,1567,100]
["Girls",null,1343,82.395443583978007,80.101500000000001,84.476190000000003,246,15.04964987645894,13.222149999999999,17.080020000000001,40,2.5549065395635884,1.8115599999999998,3.59212,1629,100]
["Age"," ","","",null,null,"","",null,null,null,null,null,null,"",""]
["14",null,1276,80.562062169363585,78.250660000000011,82.682190000000006,267,16.98501830735033,15.047800000000001,19.11551,38,2.4529195232870276,1.7809100000000002,3.3697999999999997,1581,100]
["15",null,1306,80.849181284494904,78.555120000000002,82.951099999999997,266,16.496759387206232,14.606210000000001,18.578769999999999,43,2.6540593282982332,1.93634,3.6279699999999999,1615,100]
["Linguistic region**"," ","","",null,null,"","",null,null,null,null,null,null,"",""]
["German-speaking part of Switzerland",null,1786,81.754645018615534,79.768749999999997,83.585719999999995,348,16.06465284956273,14.398929999999998,17.882819999999999,47,2.1807021318220627,1.6188799999999999,2.9316999999999998,2181,100]
["French- and Italian-speaking parts of Switzerland",null,796,78.432252947560016,75.037489999999991,81.479299999999995,185,18.150726123261766,15.63176,20.974699999999999,34,3.4170209291781357,2.3500900000000002,4.94381,1015,100]
["Sex/gender* and age"," ","","",null,null,null,null,null,null,null,null,null,null,"",""]
["Boys","14",592,78.410596026490026,75.151089999999996,81.348659999999995,139,18.410596026489898,15.71834,21.446639999999999,24,3.1788079470198385,2.13835,4.7011900000000004,755,100]
[null,"15",647,79.679802955665508,76.494730000000004,82.531840000000003,148,18.226600985222081,15.561910000000001,21.23283,17,2.093596059113346,1.3259399999999999,3.29087,812,100]
["Girls","14",684,82.808716707021745,80.094470000000001,85.221149999999994,128,15.496368038740735,13.25966,18.031939999999999,14,1.6949152542372719,1.0287900000000001,2.7802199999999999,826,100]
[null,"15",659,82.067247820672378,78.870289999999997,84.873270000000005,118,14.694894146948789,12.235840000000001,17.549329999999998,26,3.23785803237854,2.0926199999999997,4.9779900000000001,803,100]
["Notes: The percentages are based on weighted data according to the sex/gender and age structure of the Swiss permanent resident population of the relevant year (according to FSO). Data on the number of cases (n) are not weighted.\nCI: lower and upper limits of the 95% confidence interval. They indicate with 95% probability the range of values in which the true value lies.\n*Based on the question 'Are you a boy or a girl?'. Therefore, it is not possible to know whether pupils answered the question in reference to their birth-registered sex or their gender identity.\n**Defined according to the language of the questionnaire - German, French or Italian - filled in by the pupils, itself based on the official language of the commune where the school/class is located. Classes in the Romansh linguistic region received the German version of the questionnaire. Pupils from these classes are therefore included in the category 'German-speaking Switzerland'.\nResults with fewer than 30 cases may have a relatively large random error and are therefore put in parentheses. Results with less than 10 cases are not showed.\nThe following question was submitte: 'If you think of your mother, father or other adults you live with, what do they know about the following: where you are after school ?'\nThe following response categories were provided: 'they know a lot', 'they know a little', 'they doesn't know anything'"]
[]
["LINK to the research report"]
["LINK to the methodology report"]
[]
["Source : Health Behaviour in School-aged Children (HBSC Switzerland)"]
["© Addiction Switzerland, 2023"]