Table 1.
Sociodemographic characteristics of survey participants and total Korean population and cases identified as having TTH or insomnia
| Survey participants | Total population | P | Tension-type headache | P | Insomnia | P | |
|---|---|---|---|---|---|---|---|
| N (%) | N (%) | N, % (95% CI) | N, % (95% CI) | ||||
| Sex | |||||||
| Men | 1345 (49.3) | 17,584,365 (50.6) | 0.854a | 268, 19.9 (17.8–22.0) | 0.120b | 117, 8.7 (7.2–1.2) | 0.001c |
| Women | 1350 (50.7) | 17,198,350 (49.4) | 302, 22.3 (20.1–24.6) | 173, 12.4 (11.0–14.6) | |||
| Age | |||||||
| 19–29 | 542 (20.5) | 7,717,947 (22.2) | 0.917a | 119, 22.0 (18.5–25.5) | 0.971b | 59, 10.9 (8.3–13.5) | 0.427c |
| 30–39 | 604 (21.9) | 8,349,487 (24.0) | 127, 21.0(17.8–24.3) | 53, 8.8 (6.5–11.0) | |||
| 40–49 | 611 (23.1) | 8,613,110 (24.8) | 131, 21.4 (18.2–24.7) | 66, 10.8 (8.3–13.3) | |||
| 50–59 | 529 (18.9) | 6,167,505 (17.7) | 107, 20.2 (16.8–23.7) | 63, 11.9 (9.1–14.7) | |||
| 60–69 | 409 (15.6) | 3,934,666 (11.3) | 86, 21.0 (17.1–25.0) | 49, 12.0 (8.8–15.1) | |||
| Size of residential area | |||||||
| Large city | 1248 (46.3) | 16,776,771 (48.2) | 0.921a | 251, 20.1 (17.9–22.4) | 0.004b | 136, 10.9 (9.2–12.6) | 0.943c |
| Medium-to-small city | 1186 (44.0) | 15,164,345 (43.6) | 243, 20.5 (18.2–22.8) | 125, 10.5 (8.8–12.2) | |||
| Rural area | 261 (9.7) | 2,841,599 (8.2) | 76, 29.1 (23.6–34.7) | 29, 11.1 (7.3–14.9) | |||
| Education level | |||||||
| Middle school or less | 393 (14.9) | 6,608,716 (19.0) | 0.752a | 96, 24.5 (20.1–28.7) | 0.327b | 62, 15.8 (12.1–19.4) | 0.006c |
| High school | 1208 (44.5) | 15,234,829 (43.8) | 247, 20.5 (18.2–22.7) | 116, 9.6 (7.9–11.3) | |||
| College or more | 1068 (39.6) | 12,939,170 (37.2) | 223, 20.9 (18.4–23.3) | 109, 10.2 (8.4–12.0) | |||
| Not responded | 26 (1.0) | 4, 15.4 (0.5–30.2) | 3, 11.5 (0.0–24.7) | ||||
| Total | 2695 (100.0) | 34,782,715 (100.0) | 570, 21.2 (19.6–22.7) | 290, 10.8 (9.6–11.9) | |||
N number, CI confidence interval, TTH tension-type headache
aComparison of sex, age group, size of residential area, and educational level distributions between the sample in the present study and the total population of Korea
bComparison of sex, age group, size of residential area, and educational level distributions among survey participants
cComparison of sex, age group, size of residential area, and educational level distributions among survey participants