Table 1.
Variable | Male (n = 6721) | Female (n = 6814) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Non-Smoking | Former Smoking | Current Smoking | χ 2 | p-Value | Non-Smoking | Former Smoking | Current Smoking | χ 2 | p-Value | |
n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | |||||
SES score | 89.806 | <0.001 ^ | 102.084 | <0.001 ^ | ||||||
2 | 747 (49.73) | 78 (5.19) | 677 (45.07) | 1158 (95.00) | 12 (0.98) | 49 (4.02) | ||||
1 | 1138 (40.10) | 149 (5.25) | 1551 (54.65) | 2445 (87.48) | 45 (1.61) | 305 (10.91) | ||||
0 | 684 (35.76) | 169 (8.83) | 1060 (55.41) | 1597 (83.09) | 30 (1.56) | 295 (15.35) |
Scores were added from the following: middle school education level and below (1 score), income < 30,000 RMB (1 score); ^ p < 0.001. SES: socioeconomic status.