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Table 1 The prevalence of smoking, current smoking and quit smoking among residents with different demographic characters in a rural area of Shanghai, China

From: Prevalence of tobacco related chronic diseases and its role in smoking cessation among smokers in a rural area of Shanghai, China: a cross sectional study

Variables Residents (36698) Smoker (8636) Current Smoker (7260) Ex-smoker (1376) Difference in smoking prevalence Difference in current smoking prevalence Difference in quit smoking prevalence
n (%) n (%) n (%) n (%) OR OR 95% CI OR OR 95% CI OR OR 95% CI
Gender
 Male 14,912 40.63 8571 57.48 7211 48.36 1360 15.87 1.00   1.00   1.00  
 Female 21,786 59.37 65 0.30 49 0.22 16 24.62 0.002 0.002–0.003 0.002 0.002–0.003 2.45 1.35–4.44
Age (years)€ ¥
 18–29 1027 2.80 118 11.49 109 10.61 9 7.63 1.00   1.00   1.00  
 30–39 2576 7.02 427 16.58 406 15.76 21 4.92 1.34 1.02–1.75 1.40 1.06–1.85 0.63 0.27–1.46
 40–49 4600 12.53 1005 21.85 932 20.26 73 7.26 1.85 1.41–2.44 1.79 1.35–2.37 1.04 0.47–2.26
 50–59 12,015 32.74 2777 23.11 2474 20.59 303 10.91 2.14 1.64–2.80 1.86 1.41–2.44 1.64 0.77–3.49
 60–69 12,714 34.64 3418 26.88 2702 21.25 716 20.95 1.87 1.40–2.51 1.33 0.99–1.80 3.31 1.51–7.26
 70–92 3766 10.26 891 23.66 637 16.91 254 28.51 1.31 0.97–1.77 0.85 0.63–1.16 5.02 2.27–11.12
Education€ ¥
 Illiterate 5392 14.69 546 10.13 455 8.44 91 16.67 1.00   1.00   1.00  
 Primary 11,781 32.10 2951 25.05 2325 19.74 626 21.21 2.13 2.01–2.29 2.04 1.91–2.19 1.69 1.54–1.88
 Junior High 12,973 35.35 3611 27.83 3130 24.13 481 13.32 2.04 1.91–2.21 2.03 1.90–2.19 0.84 0.65–1.08
 Senior High 4298 11.71 1213 28.22 1067 24.83 146 12.04 2.34 1.79–3.10 2.16 2.01–2.37 0.77 0.57–1.03
 College and above 2254 6.14 315 13.98 283 12.56 32 10.16 1.13 0.82–1.65 1.08 0.67–1.60 0.60 0.37–0.98
Marriage
 Married 34,068 92.83 8233 24.17 6915 20.30 1318 16.01 1.00   1.00   1.00  
 Widow/widower 1652 4.50 202 12.23 166 10.05 36 17.82 0.41 0.28–0.59 0.47 0.34–0.66 1.02 0.78–1.25
 Unmarried 505 1.38 83 16.44 75 14.85 8 9.64 0.53 0.31–0.68 0.89 0.72–1.10 0.76 0.52–1.10
 Divorced 473 1.29 118 24.95 104 21.99 14 11.86 0.98 0.79–1.21 1.03 0.89–1.22 0.83 0.59–1.17
Monthly income (RMB)¥
  < 1500 2732 7.44 615 22.51 549 20.10 66 10.73 1.00   1.00   1.00  
 1500–2499 15,525 42.30 3554 22.89 3008 19.38 546 15.36 1.03 0.97–1.08 0.98 0.90–1.12 1.33 1.07–1.66
 2500–4999 12,627 34.41 3076 24.36 2609 20.66 467 15.18 1.11 0.99–1.23 1.03 0.98–1.09 1.31 1.05–1.63
  ≥ 5000 5814 15.84 1391 23.93 1094 18.82 297 21.35 1.04 0.96–1.09 0.87 0.72–1.03 2.03 1.54–2.48
Working status€ ¥
 Retired 21,496 58.58 4417 20.55 3463 16.11 954 21.60 1.00   1..00   1.00  
 Not retired 15,202 41.42 4219 27.75 3797 24.98 422 10.00 1.13 1.06–1.24 1.10 1.02–1.31 0.95 0.76–1.20
  1. €: the differences between group on smoking /current smoking prevalence was statistically significant by chi-square test (P < 0.01)
  2. ¥: the differences between group on quit smoking prevalence was statistically significant by chi-square test (P < 0.01)
  3. : the differences between group on smoking/current smoking prevalence/quit smoking prevalence after the adjustment of covariates