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. 2022 Mar 25;13:792734. doi: 10.3389/fpsyt.2022.792734

Table 1.

Comparison of the sociodemographic profiles of individuals with and without major depressive disorder (MDD) in participants from the Korean Epidemiological Catchment Area Study in 2016 (KECA-2016) (N = 4652).

Total
(n = 4652)
MDD
(n = 216)
Controls
(n = 4436)
Statistics
Variables No. No. No. p-value
Mean age (SD) 49.78 (17.767) 47.18 (17.88) 49.91 (17.75) 0.027
Mean education year (SD) 12.14 (4.413) 12.00 (3.99) 12.15 (4.43) 0.636
Gender (%) <0.001
- Female 2,851 (61.3%) 165 (76.4%) 2,686 (60.6%)
- Male 1,801 (38.7%) 51 (23.6%) 1,750 (39.4%)
Married status (%) <0.001
- Married 2,846 (61.2%) 105 (48.6%) 2,741 (61.8%)
- Widowed/separated/divorced 823 (17.7%) 49 (22.7%) 774 (17.4%)
- Single 983 (21.1%) 62 (28.7%) 921 (20.8%)
Occupation (%) <0.001
- Full time 1,650 (35.5%) 45 (20.8%) 1,605 (36.2%)
- Part time 443 (9.5%) 25 (11.6%) 418 (9.4%)
- Unemployed 854 (18.4%) 56 (25.9%) 798 (18.0%)
- Not indicated 1,705 (36.7%) 90 (41.7%) 1,615 (36.4%)
Type of trauma (%)
- Bullying trauma 382 (8.2%) 51 (23.6%) 331 (7.5%) <0.001
- Emotional neglect trauma 440 (9.5%) 59 (27.3%) 381 (8.6%) <0.001
- Psychological trauma 391 (8.4%) 59 (27.3%) 332 (7.5%) <0.001
- Physical trauma 430 (9.2%) 54 (25.0%) 376 (8.5%) <0.001
- Sexual trauma 165 (3.5%) 23 (10.6%) 142 (3.2%) <0.001
Frequency of trauma (%) <0.001
- No 3,729 (80.2%) 117 (54.2%) 3,612 (81.4%)
- Single trauma 432 (9.3%) 31 (14.4%) 401 (9.0%)
- Multiple traumas 491 (10.5%) 68 (31.5%) 423 (9.5%)

MDD, major depressive disorder; SD, standard deviation.

Independent t-test, chi-squared test.