Table 1 Prevalence of central obesity by characteristics
From: Association between sleep quality and central obesity among southern Chinese reproductive-aged women
Variable | Total N = 2449 (%) | Central obesity | P value | |
|---|---|---|---|---|
Yes, 794 (%) | No, 1655 (%) | |||
Cluster 1: sociodemographic | ||||
 Age group (years) |  |  |  | < 0.001 |
  18–25 | 380 (15.5) | 57 (15.0) | 323 (85.0) |  |
  26–35 | 1217 (49.7) | 397 (32.6) | 820 (67.4) |  |
  36–45 | 674 (27.5) | 261 (38.7) | 413 (61.3) |  |
  46–49 | 178 (7.3) | 79 (44.4) | 99 (55.6) |  |
 Marital status |  |  |  | < 0.001 |
  Unmarried | 403 (16.5) | 61 (15.1) | 342 (84.9) |  |
  Married | 2005 (81.9) | 720 (35.9) | 1285 (64.1) |  |
  Widowed | 9 (0.4) | 1 (11.1) | 8 (88.9) |  |
  Divorced | 32 (1.2) | 12 (37.5) | 20 (62.5) |  |
 Educational level |  |  |  | < 0.001 |
  Primary school or lower | 86 (3.5) | 47 (54.7) | 39 (45.3) |  |
  Middle school | 444 (18.1) | 170 (38.3) | 274 (61.7) |  |
  High school or above | 1919 (78.4) | 577 (30.1) | 1342 (69.9) |  |
 Occupational status |  |  |  | < 0.001 |
  Employed | 1940 (79.2) | 598 (30.8) | 1342 (69.2) |  |
  Retired | 14 (0.6) | 6 (42.9) | 8 (57.1) |  |
  Student | 89 (3.6) | 15 (16.9) | 74 (83.1) |  |
  Unemployed | 406 (16.6) | 175 (43.1) | 231 (56.9) |  |
Cluster 2: health-related | ||||
 Smoking |  |  |  | 0.498 |
  Yes | 9 (0.4) | 2 (22.2) | 7 (77.8) |  |
  No | 2440 (99.6) | 792 (32.5) | 1648 (67.5) |  |
 Drinking |  |  |  | 0.111 |
  Yes | 13 (0.5) | 7 (53.8) | 6 (46.2) |  |
  No | 2436 (99.5) | 787 (32.3) | 1649 (67.7) |  |
 Exercise |  |  |  | 0.802 |
  Over 3 times/week | 824 (33.6) | 260 (31.6) | 564 (68.4) |  |
  1–2 times/week | 794 (32.4) | 262 (33.0) | 532 (67.0) |  |
  No exercise | 831 (33.9) | 272 (32.7) | 559 (67.3) |  |
 Hypertension |  |  |  | < 0.001 |
  Yes | 29 (1.2) | 21 (72.4) | 8 (27.6) |  |
  No | 2420 (98.8) | 773 (31.9) | 1647 (68.1) |  |
 Diabetes mellitus |  |  |  | 0.005 |
  Yes | 9 (0.4) | 7 (77.8) | 2 (22.2) |  |
  No | 2440 (99.6) | 787 (32.3) | 1653 (67.7) |  |
 2-week morbidity |  |  |  | 0.523 |
  Yes | 66 (2.7) | 19 (28.8) | 47 (71.2) |  |
  No | 2383 (97.3) | 775 (32.5) | 1608 (67.5) |  |
 Hospitalization in the last year |  |  |  | < 0.001 |
  Yes | 154 (6.3) | 75 (48.7) | 79 (51.3) |  |
  No | 2295 (93.7) | 719 (31.3) | 1576 (68.7) |  |
Cluster 3: PSQI domain scores | ||||
 Global PSQI score |  |  |  | 0.005 |
  ≤ 7 | 2373 (96.9) | 758 (31.9) | 1615 (68.1) |  |
  > 7 | 76 (3.1) | 36 (47.4) | 40 (52.6) |  |