Table 1.
Demographic and mental health characteristics of medical staff with or without insomnia.
| Total | Non-insomnia group | Insomnia group | t/χ2 | p-Value | |
|---|---|---|---|---|---|
| 606 | (n = 412, 68.0%) | (n = 194, 32.0%) | |||
| Sex | 0.11 | 0.739 | |||
| Male, n (%) | 114 (18.8) | 79/114 (69.30) | 35/114 (30.70) | ||
| Female, n (%) | 492 (81.2) | 333/492 (67.68) | 159/492 (32.32) | ||
| Age, years, M (SD) | 35.77 (8.13) | 38.45 (8.08) | 34.33 (8.07) | 3.01 | 0.003 |
| BMI, M (SD) | 22.76 (3.81) | 22.56 (3.44) | 23.18 (4.47) | −1.85 | 0.065 |
| Marital status | 5.19 | 0.023 | |||
| Single, n (%) | 152 (25.08) | 92/152 (60.5) | 60/152 (39.5) | ||
| Married, n (%) | 454 (74.91) | 320/454 (70.5) | 134/454 (29.5) | ||
| Education | 9.59 | 0.022 | |||
| College degree and below, n (%) | 80 (13.2) | 45/80 (56.2) | 35/80 (43.8) | ||
| Bachelor degree, n (%) | 380 (62.7) | 256/380 (67.4) | 124/380 (32.6) | ||
| Master degree, n (%) | 92 (15.2) | 69/92 (75.0) | 23/92 (25.0) | ||
| Doctoral degree, n (%) | 54 (8.9) | 42/54 (77.8) | 12/54 (22.2) | ||
| Job position | 12.56 | 0.002 | |||
| Doctors | 205 (33.8) | 153 (74.6) | 52 (25.4) | ||
| Nurses | 334 (55.1) | 207 (62.0) | 127 (38.0) | ||
| Medical technicians | 67 (11.1) | 52 (77.6) | 15 (22.4) | ||
| Working hours/day (h) | 12.09 | 0.002 | |||
| ≦8 | 284 (46.9) | 208 (73.2) | 76 (26.8) | ||
| 8–10 | 268 (44.2) | 177 (66.0) | 91 (34.0) | ||
| >10 | 54 (8.9) | 27 (50.0) | 27 (50.0) | ||
| History of SARS epidemic in 2003 | 1.92 | 0.166 | |||
| No | 344 (56.8) | 226 (65.7) | 118 (34.3) | ||
| Yes | 262 (43.2) | 186 (71.0) | 76 (29.0) | ||
| Annual household incomes (Yuan) | 7.03 | 0.03 | |||
| 30,000–80,000 | 106 (17.5) | 61 (57.5) | 45 (42.5) | ||
| 80,000–300,000 | 402 (66.3) | 279 (69.4) | 123 (30.6) | ||
| 300,000–≥1,000,000 | 98 (16.2) | 72 (73.5) | 26 (26.5) | ||
| History somatic disease | 8.67 | 0.003 | |||
| No | 469 (77.4) | 333 (71.0) | 136 (29.0) | ||
| yes | 137 (22.6) | 79 (57.7) | 58 (42.3) | ||
| CD-RISC-10 | |||||
| Total score, M (SD) | 27.05 (8.71) | 28.67 (8.65) | 23.60 (7.80) | 6.94 | <0.001 |
| Strength factor, M (SD) | 13.66 (4.51) | 14.45 (4.47) | 11.97 (4.13) | 6.51 | <0.001 |
| Hardiness factor, M (SD) | 13.39 (4.35) | 14.22 (4.33) | 11.63 (3.84) | 7.12 | <0.001 |