Table 1

Summary statistics

N%
Purchase behaviours
 The most-used cigarette brand chosen because of its low cost/price: 1: yes; 0: no14 16172.6
 Most recent cigarette purchase for self was in carton: 1: yes; 0: no13 86150.6
Gender
 Male13 45795.0
 Female7045.0
Age (years)
 18–241841.3
 25–39246517.4
 40–54682648.2
 55+468633.1
Marital status
 Married12 63389.2
 Divorced, separated, widowed8946.3
 Single6344.5
Average total household income per month (¥) 
 <1000211714.9
 1000–2999607842.9
 ≥3000506435.8
 Missing9026.4
Education
 Less than high school169211.9
 High school929365.6
 College and above317622.4
Employment status
 Employed859560.9
 Unemployed186913.3
 Retired364125.8
Cigarettes per day (CPD)
  ≤10 CPD520936.8
 11–19 CPD684848.4
  ≥20 CPD210414.9
City
 Beijing221315.6
 Shenyang225615.9
 Shanghai225515.9
 Changsha218515.4
 Guangzhou226016.0
 Yinchuan220315.6
 Kunming7895.6