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Table 1 Frequency distribution of the participant's demographical characteristics (n = 6801)

From: Self-rated health of population in southern China: association with socio-demographic characteristics measured with multiple-item self-rated health measurement scale

  Characteristics Number Percent (%)
Sex    
  Female 3362 49.43
  Male 3413 50.18
  Information missing 26 0.38
Age    
  14~ 1339 19.69
  25~ 1059 15.57
  35~ 1002 14.73
  45~ 1094 16.09
  55~ 911 13.40
  65~ 878 12.91
  75~ 505 7.43
  Information missing 13 0.19
Educationa    
  Low education 2266 33.32
  Medium education 2095 30.80
  High education 1791 26.33
  Illiterate or other 503 7.40
  Information missing 146 2.15
Marital Status    
  Married 4303 63.27
  Non-married 1672 24.58
  Divorced/separated/widowed 571 8.40
  Information missing 255 3.75
Residence    
  Urban 4881 71.77
  Rural 1012 14.88
  Suburban 655 9.63
  Information missing 253 3.72
City    
  Guangzhou 1323 19.45
  Maoming 1335 19.63
  Shantou 1269 18.66
  Shaoguan 1297 19.07
  Shengzhen 1577 23.19
  Information missing 0 0.00
Income(RMB)b    
  0~ 1471 21.63
  500~ 1288 18.94
  1000~ 1440 21.17
  2000~ 1057 15.54
  Information missing 1545 22.07
  1. Note: aLow education: Primary school and junior high school; Medium education: high school, technical secondary school, vocational school; High education: some college, junior college, college or higher. bIncome: after-tax income of a full-time work, which includes basic salary and bonus (after taxes) but not public assistance/benefits, help from relatives, alimony, and the income of a part-time job.