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Table 1 Demographic characteristic of the respondents

From: Neighborhood social capital and sleep duration: a population based cross-sectional study in a rural Japanese town

  Men (n = 3625, 46.9%) Women (n = 4096, 53.1%)
Characteristics No. (%) No. (%)
Neighborhood social capital
 Lowest 812 (22.4) 865 (21.1)
 Low 852 (23.5) 901 (22.0)
 High 1021 (28.2) 1189 (29.0)
 Highest 736 (20.3) 868 (21.2)
 Missing 204 (5.6) 273 (6.7)
Age (years)
 20–39 935 (25.8) 1036 (25.3)
 40–59 1208 (33.3) 1346 (32.9)
 60–79 1198 (33.1) 1286 (31.4)
  ≥ 80 284 (7.8) 428 (10.5)
Educational attainment
 Low 2496 (68.9) 2774 (67.7)
 Medium 329 (9.1) 904 (22.1)
 High 755 (20.8) 335 (8.2)
 Missing 45 (1.2) 83 (2.0)
Occupation
 Blue collar 1581 (43.6) 1270 (31.0)
 White collar 1111 (30.7) 1026 (25.1)
 Others 852 (23.5) 1711 (41.8)
 Missing 81 (2.2) 89 (2.2)
Annual household income (Million Yen)
  < 2 105 (2.9) 174 (4.3)
 2–3.99 502 (13.9) 526 (12.8)
 4–5.99 602 (16.6) 572 (14.0)
 6–7.99 485 (13.4) 483 (11.8)
  ≥ 8 708 (19.5) 657 (16.0)
 Missing 1223 (33.7) 1684 (41.1)
Smoking status
 Non-smoker 1909 (52.7) 3629 (88.6)
 Ex-smoker 464 (12.8) 117 (2.9)
 Smoker 1217 (33.6) 313 (7.6)
 Missing 35 (1.0) 37 (0.9)
Alcohol Drinking
 Non-drinker 1453 (40.1) 2971 (72.5)
 Occasional drinker 1366 (37.7) 946 (23.1)
 Daily drinker 775 (21.4) 142 (3.5)
 Missing 31 (0.9) 37 (0.9)
Physical activity
 Active 1517 (41.9) 1490 (36.4)
 Inactive 1593 (43.9) 1993 (48.7)
 Missing 515 (14.2) 613 (15.0)
BMI (kg/m2)
 Underweight 198 (5.5) 525 (12.8)
 Normal 2432 (67.1) 2818 (68.8)
 Overweight 781 (21.5) 469 (11.5)
 Obese 110 (3.0) 72 (1.8)
 Missing 104 (2.9) 212 (5.2)
Non-communicable disease
 Present 1859 (51.3) 2175 (53.1)
 Absent 1717 (47.4) 1858 (45.4)
 Missing 49 (1.4) 63 (1.5)
Insufficient sleep
 Yes 1513 (41.7) 1857 (45.3)
 No 1941 (53.5) 2014 (49.2)
 Missing 171 (4.7) 225 (5.5)