Skip to main content

Table 1 Sociodemographic characteristics of the study cohort stratified by sex

From: Obesity and the onset of depressive symptoms among middle-aged and older adults in China: evidence from the CHARLS

Characteristics Total Female Male P value
N (%) N (%) N (%)
Total 3337 1556 (46.63) 1781 (53.37) NA
Demographic
 Age (year)
  45~59 1985 (59.48) 1016 (65.30) 969 (54.41) < 0.001
  ≥ 60 1352 (40.52) 540 (34.70) 812 (45.59)  
 Marital status
  Married/cohabitating 3100 (92.90) 1419 (91.20) 1681 (94.39) < 0.001
  Divorced/separated/widowed/never married 237 (7.10) 137 (8.80) 100 (5.61)  
Socioeconomic status
 Education level
  Illiterate 637 (19.09) 467 (30.01) 170 (9.55) < 0.001
  Primary school and below 1452 (43.51) 645 (41.45) 807 (45.31)  
  Junior high school or above 1248 (37.40) 444 (28.53) 804 (45.14)  
 Hukou status (household registration)
  Rural 2699 (80.88) 1280 (82.26) 1419 (79.67) 0.058
  Urban 638 (19.12) 276 (17.74) 362 (20.33)  
Health behavior
 Smoking
  Yes 1125 (33.71) 74 (4.76) 1051 (59.01) < 0.001
  No 1932 (57.90) 1463 (94.02) 469 (26.33)  
  Quit 280 (8.39) 19 (1.22) 261 (14.65)  
 Drinking
  Drink more than once a month 950 (28.47) 91 (5.85) 859 (48.23) < 0.001
  Drink but less than once a month 184 (5.51) 32 (2.06) 152 (8.53)  
  Do not drink 2203 (66.02) 1433 (92.10) 770 (43.23)  
Health status
 Activity of daily living
  Independent 3100 (92.90) 1432 (92.03) 1666 (93.54) 0.091
  Dependent 239 (7.10) 124 (7.97) 115 (6.46)  
 Chronic disease
  0 1297 (38.87) 604 (38.82) 693 (38.91) 0.925
  1 1023 (30.66) 473 (30.40) 550 (30.88)  
  ≥ 2 1017 (30.48) 479 (30.78) 538 (30.21)  
 General obesity (BMI)
  Underweight 134 (4.02) 57 (3.66) 77 (4.32) < 0.001
  Normal 1731 (51.87) 692 (44.47) 1039 (58.34)  
  Overweight 1045 (31.32) 545 (35.03) 500 (28.07)  
 Obese 427 (12.80) 262 (16.84) 165 (9.26)  
 Abdominal obesity (WC)
  Yes 2025 (60.68) 1146 (73.65) 879 (49.35) < 0.001
  No 1312 (39.32) 410 (26.35) 902 (50.65)