Table 1 The demographic, occupational, and clinical characteristics by suicidal ideation in the past year (N = 45,698)
From: Prevalence and correlates of suicidal ideation in Korean firefighters: a nationwide study
|  | N (%) of M ± SD | T or Chi-square | |
|---|---|---|---|
Suicidal ideation | No suicidal ideation | ||
Age | 43.01 ± 8.52 | 42.45 ± 9.16 | t = 4.31* |
Sex | |||
 Male | 4344 (89.18) | 37,982 (93.03) | χ2 = 91.42* |
 Female | 527 (10.82) | 2845 (6.97) |  |
Marital status (N = 45,606) | |||
 Married | 3753 (77.22) | 30,813 (75.62) | χ2 = 98.86* |
 Never married | 929 (19.12) | 9195 (22.57) |  |
 Divorced/separated/widowed | 178 (3.66) | 738 (1.81) |  |
Religion (N = 45,555) | |||
 No | 3101 (63.96) | 26,532 (65.18) | χ2 = 2.81 |
 Yes | 1747 (36.04) | 14,175 (34.82) |  |
Work length (year) | 13.93 ± 8.97 | 13.30 ± 9.48 | t = 4.62* |
Current duty | |||
 Fire suppression | 1968 (40.40) | 17,028 (41.71) | χ2 = 28.68* |
 EMS | 1468 (30.14) | 13,203 (32.34) |  |
 Officer | 1435 (29.46) | 10,596 (25.95) |  |
Recent trauma | |||
 No | 1094 (22.46) | 16.34 (39.27) | χ2 = 525.01* |
 Yes | 3777 (77.54) | 24,793 (60.73) |  |
Occupational stress | 7.94 ± 1.62 | 7.07 ± 1.65 | t = 35.06* |
Emotional labor | 16.11 ± 4.66 | 12.58 ± 5.04 | t = 49.50* |
Probable PTSD | |||
 No | 4240 (87.05) | 40,256 (98.60) | χ2 = 2268.95* |
 Yes | 631 (12.95) | 571 (1.40) |  |
Probable Depression | |||
 No | 4454 (91.44) | 40,683 (99.65) | χ2 = 2418.02* |
 Yes | 417 (8.56) | 144 (0.35) |  |