Table 1

 Suicide in relation to spousal or cohabitant’s psychiatric admission, suicide, or other mode of death for the 9011 people who committed suicide and 180 220 controls

Risk factor and categoryNumber of cases/controlsAdjusted for age and sex*(model 1)Incidence rate ratios adjusted for age, sex, and the factors in table 1 and table 2 (model 2)
*Factors related to partner’s psychiatric illness and death are adjusted for marital status. Values are risk ratios (95% confidence intervals).
Partner’s psychiatric admission history
Spouse 1.admission after 31 Dec two years before57/2567.34 (5.50 to 9.81)4.97 (3.46 to 7.14)
Spouse 1.admission before 31 Dec two years before190/28212.21 (1.90 to 2.57)1.22 (1.01 to 1.46)
Spouse never admitted3167/10468111
Cohabitee 1.admission after 31 Dec two years before16/834.72 (2.75 to 8.10)3.01 (1.49 to 6.08)
Cohabitee 1.admission before 31 Dec two years before119/10062.77 (2.27 to 3.40)1.36 (1.06 to 1.74)
Cohabitee never admitted927/2336311
Partner’s suicide and death since 31 Dec two years before
Spouse suicide21/2923.59 (13.43 to 41.45)22.13 (11.30 to 43.35)
Spouse death by other cause38/1329.25 (6.44 to 13.30)7.67 (4.98 to 11.81)
Spouse alive at the matching date3355/10759711
Cohabitee death by suicide7/536.21 (11.40 to 115.00)31.16 (8.91 to 108.89)
Cohabitee death by other cause16/3410.47 (5.75 to 19.09)6.03 (2.79 to 13.01)
Cohabitee alive at the matching date1039/2441311
Marital status on 31 Dec two years earlier
Widow/widower208/23672.67 (2.29 to 3.10)2.14 (1.79 to 2.56)
Separated486/44373.67 (3.44 to 3.93)2.01 (1.78 to 2.27)
Divorced1315/112223.51 (3.17 to 3.88)1.79 (1.65 to 1.95)
Never married2526/299843.06 (2.88 to 3.24)1.43 (1.32 to 1.56)
Cohabitant and living with partner1062/244521.54 (1.43 to 1.66)1.15 (1.05 to 1.25)
Married and living with spouse3414/10775811