Table 1

Characteristics, number and crude rates of assisted suicides

CharacteristicsStudy population*Assisted suicidesCrude rate (per 100 000 person-years)
Number%Number%Estimate95% CI
(A) Study population 25–64 years old
All5 102 2681007711001.581.47 to 1.70
Gender
 Male2 568 55750.334344.51.401.26 to 1.56
 Female2 533 71149.742855.51.761.60 to 1.94
Calendar years
 2003/20044 045 06379.39612.41.170.96 to 1.43
 2005/2006242 768†4.810113.11.231.01 to 1.50
 2007/2008246 252†4.811314.71.381.15 to 1.66
 2009/2010206 220†4.013417.41.651.39 to 1.95
 2011/2012188 818†3.714018.21.731.47 to 2.05
 2013/2014173 147†3.418724.22.342.03 to 2.70
Religious affiliation
 Protestant1 702 78133.427535.71.741.54 to 1.96
 Catholic2 158 38242.320526.60.990.87 to 1.14
 No affiliation628 03212.324531.83.913.45 to 4.23
 Other/unknown613 07312.0466.00.760.57 to 1.02
Education
 Compulsory1 137 88522.38811.40.870.71 to 1.07
 Secondary2 420 06347.444958.21.771.62 to 1.95
 Tertiary977 52819.222128.72.131.87 to 2.43
 Unknown566 79211.1131.70.430.25 to 0.75
Marital status
 Single1 715 80533.617622.81.251.08 to 1.45
 Married2 831 20855.538349.71.311.19 to 1.45
 Widowed99 0921.9293.763.832.66 to 5.51
 Divorced456 1639.018323.743.853.33 to 4.45
Type of household
 1 person772 33115.125533.13.202.83 to 3.62
 ≥2 persons4 183 87982.049864.61.261.16 to 1.38
 Institutions146 0582.9182.31.250.79 to 1.99
Children
 No2 226 02843.631841.21.571.41 to 1.75
 Yes2 566 00150.341453.71.611.46 to 1.77
 Unknown310 2396.1395.11.421.03 to 1.94
Urbanicity
 Urban1 445 95528.326534.41.881.66 to 2.12
 Periurban2 321 28445.537048.01.681.51 to 1.86
 Rural1 335 02926.213617.61.080.91 to 1.28
Neighbourhood index of SEP
 Lowest quartile1 242 74524.411114.40.940.78 to 1.13
 Second quartile1 220 10523.915620.21.341.14 to 1.56
 Third quartile1 225 58024.019625.41.671.45 to 1.92
 Fourth quartile1 222 20823.928436.82.452.18 to 2.75
 Unknown191 6303.8243.11.270.85 to 1.89
Language region
 German3 666 75371.8754871.11.561.44 to 1.70
 French1 199 45823.5120927.11.821.59 to 2.08
 Italian219 0024.29141.80.670.40 to 1.13
 Rhaeto-Roman17 0550.33
Nationality
 Swiss3 928 26477.069990.71.891.75 to 2.03
 Foreigner1 174 00423.0729.30.610.49 to 0.77
(B) Study population 65–94 years old
All2 139 152100317010020.4019.70 to 21.12
Gender
 Male959 04444.8133642.219.9718.93 to 21.07
 Female1 180 10855.2183457.920.7219.79 to 21.69
Calendar years
 2003/20041 227 52957.42828.912.2410.89 to 13.76
 2005/2006161 701†7.632610.313.6712.2 to 15.24
 2007/2008184 728†8.635711.314.3012.89 to 15.86
 2009/2010187 522†8.847415.018.0016.45 to 19.70
 2011/2012191 358†8.969221.824.8523.06 to 26.77
 2013/2014186 314†8.7103932.835.3533.27 to 37.57
Religious affiliation
 Protestant908 92842.5152148.022.8321.71 to 24.00
 Catholic897 29241.960919.29.188.48 to 9.94
 No affiliation191 7799.084426.664.7860.55 to 69.30
 Other/unknown141 1536.61966.220.8218.11 to 23.95
Education
 Compulsory689 21932.260018.911.6110.72 to 12.58
 Secondary1 043 83348.8168853.322.4121.36 to 23.50
 Tertiary377 30517.685026.832.1530.06 to 34.38
 Unknown28 7951.4321.016.2411.49 to 22.97
Marital status
 Single171 8768.02598.222.0319.50 to 24.88
 Married1 274 96959.6130141.014.2013.45 to 14.99
 Widowed480 23422.5110534.928.9827.32 to 30.74
 Divorced212 0739.950515.936.2633.24 to 39.57
Type of household
 1 person518 95824.3121138.231.2929.58 to 33.11
 ≥2 persons1 546 02972.3187859.216.6215.88 to 17.39
 Institutions74 1653.4812.621.8617.58 to 27.17
Children
 No339 09315.971322.530.7528.57 to 33.09
 Yes1 698 73779.4231673.118.4917.75 to 19.26
 Unknown101 3224.71414.420.1617.10 to 23.78
Urbanicity
 Urban640 84429.9130641.227.7926.33 to 29.34
 Periurban955 31244.7147246.421.2520.20 to 22.37
 Rural542 99625.439212.410.009.06 to 11.05
Neighbourhood index of SEP
 Lowest quartile475 15022.238312.111.1110.05 to 12.28
 Second quartile509 46423.853716.914.4213.25 to 15.69
 Third quartile517 80724.277824.520.5419.15 to 22.04
 Fourth quartile557 42426.1138443.733.7432.01 to 35.57
 Unknown79 3073.7882.818.2314.80 to 22.47
Language region
 German1 524 96571.3228872.220.6819.85 to 21.54
 French497 62123.381425.722.5721.07 to 24.17
 Italian108 0065.0642.07.926.20 to 10.12
 Rhaeto-Roman85600.440.16.372.39 to 16.96
Nationality
 Swiss1 881 03487.9296193.421.5720.80 to 22.36
 Foreigner258 11812.12096.611.5310.07 to 13.21
  • *At entry in study.

  • †People who entered the study at their 25th birthday.

  • SEP, socioeconomic position.