Table 2

Association between obesity and suicidal ideation or suicide attempt by gender

Suicidal ideationSuicidal attempt
WomenMenWomenMen
VariablesOR95% CIOR95% CIOR95% CIOR95% CI
BMI
 Underweight1.241.06 to 1.451.210.93 to 1.560.990.49 to 2.011.700.77 to 3.74
 Normal weight1111
 Overweight0.950.86 to 1.050.890.78 to 1.030.760.50 to 1.160.970.61 to 1.55
 Obese0.940.85 to 1.040.870.76 to 1.000.810.56 to 1.170.690.43 to 1.11
 Severely obese1.271.06 to 0.521.110.80 to 1.531.530.91 to 2.560.300.04 to 2.16
Age (years)
 18–291111
 30–390.890.74 to 1.071.611.22 to 2.120.770.36 to 1.621.790.55 to 5.88
 40–490.920.76 to 1.111.931.42 to 2.611.190.56 to 2.532.420.81 to 7.22
 50–590.710.57 to 0.892.011.47 to 2.770.380.17 to 0.861.430.44 to 4.64
 ≥600.770.61 to 0.961.760.26 to 2.460.220.09 to 0.540.910.26 to 3.12
Smoking status
 None1111
 Current smoker1.981.76 to 2.220.750.65 to 0.863.362.44 to 4.630.840.49 to 1.44
 Ex-smoker1.371.11 to 1.690.690.59 to 0.811.450.71 to 2.951.290.77 to 2.17
Marital status
 Single1111
 Married0.750.62 to 0.900.510.40 to 0.640.580.28 to 1.170.460.21 to 1.01
 Divorced/widowed/separated0.920.75 to 1.130.950.72 to 1.270.780.36 to 1.671.110.46 to 2.68
Education
 Elementary school degree or less1111
 Middle school degree0.650.57 to 0.750.670.56 to 0.800.480.29 to 0.790.890.53 to 1.48
 High school degree0.540.47 to 0.610.560.48 to 0.660.300.18 to 0.490.310.18 to 0.54
 Bachelor’s degree or more0.450.38 to 0.530.490.40 to 0.590.180.10 to 0.340.120.05 to 0.33
House income
 Low income1111
 Mid-lower income0.790.72 to 0.880.780.68 to 0.900.610.42 to 0.900.510.30 to 0.87
 Mid-upper income0.720.64 to 0.810.580.49 to 0.690.660.44 to 1.000.500.28 to 0.88
 High income0.570.50 to 0.640.530.44 to 0.640.250.14 to 0.450.520.27 to 0.97
Disease
 None1111
 Hypertension0.960.87 to 1.050.970.86 to 1.090.720.51 to 1.031.220.79 to 1.89
 Diabetes1.050.93 to 1.191.130.96 to 1.331.200.78 to 1.841.010.57 to 1.80
 Dyslipidaemia1.080.99 to 1.171.090.97 to 1.231.000.71 to 1.411.040.66 to 1.61
 Coronary heart disease1.531.23 to 1.901.591.22 to 2.082.211.13 to 4.352.371.08 to 5.19
 Stroke1.641.31 to 2.051.701.29 to 2.241.040.43 to 2.521.580.72 to 3.51
 Osteoarthritis1.301.19 to 1.431.521.25 to 1.852.331.65 to 3.303.361.99 to 5.69
 Depression3.162.77 to 3.615.354.01 to 7.147.725.59 to 10.668.184.70 to 14.24
  • BMI, body mass index.