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Table 1 Sociodemographic characteristics of survey participants, total Korean population, and cases identified as having migraine, non-migraine headache, or insufficient sleep

From: Insufficient sleep is prevalent among migraineurs: a population-based study

 

Survey participants

N (%)

Total population

N (%)

P

Migraine

N, % (95% CI)

Non-migraine headache

N, % (95% CI)

Insufficient sleep

N, % (95% CI)

Gender

 Men

 Women

1,345 (49.3)

17,584,365 (50.6)

0.854a

36, 2.7 (1.8–3.5)

471, 35.0 (32.4–37.6)

329, 24.5 (22.2–26.8)

1,350 (50.7)

17,198,350 (49.4)

107, 7.9 (6.5–9.4)

659, 49.0 (46.2–51.5)

398, 29.5 (27.0–31.9)

Age

 19–29

542 (20.5)

7,717,947 (22.2)

0.917a

25, 4.5 (2.7–6.2)

231, 42.6 (38.4–46.8)

147, 27.1 (23.4–30.9)

 30–39

604 (21.9)

8,349,487 (24.0)

42, 7.0 (4.9–9.1)

269, 44.5 (40.6–48.5)

174, 28.8 (25.1–32.4)

 40–49

611 (23.1)

8,613,110 (24.8)

39, 6.5 (4.5–8.4)

277, 45.3 (41.4–49.3)

186, 30.4 (26.7–34.1)

 50–59

529 (18.9)

6,167,505 (17.7)

22, 4.1 (2.4–5.9)

204, 38.6 (34.4–42.7)

140, 26.5 (22.7–30.2)

 60–69

409 (15.6)

3,934,666 (11.3)

15, 3.9 (2.0–5.7)

149, 36.4 (31.7–41.1)

80, 20.0 (15.7–23.4)

Size of residential area

 Large city

1,248 (46.3)

16,776,771 (48.2)

0.921a

76, 6.1 (4.8–7.5)

525, 42.1 (39.3–44.8)

334, 26.8 (24.3–29.2)

 Medium-to-small city

1186 (44.0)

15,164,345 (43.6)

48, 4.0 (2.9–5.2)

488, 41.1 (38.3–43.9)

327, 27.6 (25.0–30.1)

 Rural area

261 (9.7)

2,841,599 (8.2)

19, 7.4 (4.2–10.6)

117, 44.8 (38.8–50.9)

66, 25.3 (20.0–30.6)

Education level

 Middle school or less

393 (14.9)

6,608,716 (19.0)

0.752a

22, 5.5 (4.2–7.7)

165, 42.0 (37.1–46.9)

90, 22.9 (18.7–27.1)

 High school

1,208 (44.5)

15,234,829 (43.8)

60, 5.0 (3.8–6.3)

502, 41.6 (38.8–44.3)

345, 28.6 (26.0–31.1)

 College or more

1,068 (39.6)

12,939,170 (37.2)

60, 5.6 (4.3–7.0)

457, 42.7 (39.8–45.8)

286, 26.7 (24.1–29.4)

 Not responded

26 (1.0)

 

1, 3.8 (0.0–11.8)

6, 5.3 (0.3–9.6)

6, 23.1 (5.7–40.4)

Monthly income (Korean Wonb)

  < 2,000,000

403(14.8)

4,452,188 (12.8)

0.503a

21, 14.7 (9.1–20.3)

169, 15.0 (13.1–17.1)

86,11.8 (9.6–14.3)

 2,000,000–4,999,999

1,813(67.3)

24,417,466 (70.2)

96, 67.1 (59.4–74.8)

751, 66.5 (63.8–69.1)

499, 68.6 (65.2–71.9)

  ≥ 5000000

422(15.7)

5,913,062 (17.0)

22, 15.4 (9.8–21.7)

186, 16.5 (14.3–18.7)

124, 17.1 (14.3–19.9)

 Not responded

57(2.1)

 

4, 2.8 (0.7–5.6)

24, 2.1 (1.3–3.0)

18, 2.5 (1.4–3.7)

Total

2695 (100.0)

34,782,715 (100.0)

 

143, 5.3 (4.5–6.2)

1130, 41.9 (40.0–43.8)

727, 27.0 (25.3–28.7)

  1. CI Confidence Interval
  2. aComparison of gender, age group, size of residential area, educational level and monthly income level distributions between the sample in the present study and the total population of Korea
  3. b1USD = 1,123 Korean Won (February 1, 2012)