Table 1 Characteristics of the 35,155 respondents at baseline and incidence rate of depression at follow-up
No injury (n = 32,544) | Non-occupational injury (n = 1,707) | Occupational injury (n = 904) | |
|---|---|---|---|
Selected characteristics | n (%) | n (%) | n (%) |
Sex (%)* | |||
Men | 16,764 (51.5) | 881 (51.6) | 598 (66.2) |
Women | 15,780 (48.5) | 825 (48.4) | 306 (33.8) |
Mean age (years) | 38.9 (12.0) | 38.5 (12.1) | 39.5 (11.5) |
Race | |||
White | 22,691 (69.7) | 1,210 (70.9) | 644 (71.2) |
Black | 4,164 (12.8) | 211 (12.4) | 97 (10.7) |
Other | 5,689 (17.5) | 286 (16.7) | 163 (18.0) |
Education* | |||
Less than high school | 7,490 (23.0) | 480 (28.1) | 255 (28.2) |
High school graduate | 15,009 (46.1) | 793 (46.5) | 455 (50.3) |
College or more | 7,639 (23.5) | 291 (17.0) | 123 (13.6) |
Other degree | 2,406 (7.4) | 143 (8.4) | 71 (7.9) |
Marital status* | |||
Married | 19,481 (59.8) | 921 (53.9) | 517 (57.2) |
Never married | 8,635 (26.5) | 505 (29.6) | 227 (25.1) |
Divorced, widowed, separated | 4,428 (13.6) | 281 (16.5) | 160 (17.7) |
Family income ┼ * | |||
High | 12,578 (38.6) | 732 (42.9) | 273 (30.2) |
Middle | 10,878 (33.4) | 546 (32.0) | 343 (37.9) |
Low | 9,088 (28.0) | 429 (25.1) | 288 (31.8) |
No usual source of health care* | 9,620 (30.0) | 389 (22.9) | 247 (27.4) |
Health insurance coverage* | |||
Any private | 24,335 (74.8) | 1,370 (80.3) | 643 (71.1) |
Public only | 1,845 (5.7) | 102 (6.0) | 54 (6.0) |
Uninsured | 6,364 (19.5) | 235 (13.8) | 207 (22.9) |
Exercise ‡ | 18,587 (57.1) | 1,021 (59.8) | 517 (57.2) |
Current smoking § * | 6,420 (19.7) | 360 (21.1) | 251 (27.8) |
Alcohol or substance abuse problem | |||
Obese (BMI ≥ 30) * | 8,439 (25.9) | 411 (24.1) | 292 (32.3) |
Functional activity limitation || * | 412 (1.3) | 38 (2.2) | 22 (2.4) |
Cognitive function impairment | 264 (0.8) | 24 (1.4) | 7 (0.7) |
Comorbidity ¶ | 2,940 (9.0) | 158 (9.3) | 87 (9.6) |
Self rated physical health: Poor* | 284 (0.9) | 19 (1.1) | 24 (2.6) |
Self rated mental health: Poor* | 67 (0.2) | 7 (0.4) | 4 (0.4) |
Incidence of depression at follow-up periods* | 1,006 (3.1) | 81 (4.7) | 50 (5.5) |
Person-round | 130,176 | 6,828 | 3,616 |