Table 1 General characteristics of the study subjects by shift type
From: The association between shift work and depression in hotel workers
Characteristics | Day shift | Night shift | Total (n = 506) | ||
|---|---|---|---|---|---|
Fixed (n = 170) | Rotating (n = 226) | Rotating (n = 84) | Fixed (n = 26) | ||
N (%) | N (%) | N (%) | N (%) | N (%) | |
Gender | |||||
  Male | 102 (60.0) | 139 (61.5) | 55 (65.5) | 15 (57.7) | 311 (61.5) |
  Female | 68 (40.0) | 87 (38.5) | 29 (34.5) | 11 (42.3) | 195 (38.5) |
Age (years)* | |||||
  ≦29 | 25 (14.7) | 64 (28.3) | 25 (29.8) | 4 ( 15.4) | 118 (23.3) |
  30–39 | 62 (36.5) | 86 (38.1) | 25 (29.8) | 9 (34.6) | 182 (36.0) |
  40–49 | 42 (24.7) | 54 (23.9) | 22 (26.2) | 9 ( 34.6) | 127 (25.1) |
  ≧50 | 41 (24.1) | 22 (9.7) | 12 (14.3) | 4 (15.4) | 79 (15.6) |
  Mean ± SD | 40.1 ± 10.0 | 35.9 ± 8.9 | 36.7 ± 9.8 | 40.1 ± 9.0 | 37.7 ± 9.6 |
Marital status* | |||||
  Married | 105 (61.8) | 111 (49.1) | 36 (42.9) | 14 (53.8) | 266 (52.6) |
  Unmarried | 65 (38.2) | 115 (50.9) | 48 (57.1) | 12 (46.2) | 240 (47.4) |
Education* | |||||
  High school or below | 28 (16.5) | 21 (9.3) | 8 (9.5) | 1 (3.8) | 58 (11.5) |
  Collegea | 54 (31.8) | 108 (47.8) | 29 (34.5) | 17 (65.4) | 208 (41.1) |
  University or above | 88 (51.8) | 97 (42.9) | 47 (56.0) | 8 (30.8) | 240 (47.4) |
Current smoking | |||||
  No | 130 (76.5) | 158 (69.9) | 64 (76.2) | 18 (69.2) | 370 (73.1) |
  Yes | 40 (23.5) | 68 (30.1) | 20 (23.8) | 8 (30.8) | 136 (26.9) |
Alcohol drinking | |||||
  No | 52 (30.6) | 60 (26.5) | 31 (36.9) | 9 ( 34.6) | 152 (30.0) |
  Yes | 118 (69.4) | 166 (73.5) | 53 (63.1) | 17 (65.4) | 354 (70.0) |
Physical activity | |||||
  No | 66 (38.8) | 63 (27.9) | 29 (34.5) | 5 ( 19.2) | 163 (32.2) |
  Yes | 104 (61.2) | 163 (72.1) | 55 (65.5) | 21 (80.8) | 343 (67.8) |
BMI | |||||
   < 18.5 | 11 (6.5) | 21 (9.3) | 9 (10.7) | 5 (19.2) | 46 (9.1) |
  18.5–24.9 | 112 (65.9) | 159 (70.4) | 48 (57.1) | 14 (53.8) | 333 (65.8) |
  ≧25 | 47 (27.6) | 46 (20.4) | 27 (32.1) | 7 (26.9) | 127 (25.1) |