Characteristics | Nonsmokers (n = 403) | Smokers (n = 362) | P Value | ||
---|---|---|---|---|---|
No. | % | No. | % | ||
Age (years) | |||||
< 30 | 111 | 27.5 | 104 | 28.7 | 0.326 |
30–35 | 230 | 57.1 | 199 | 54.9 | |
35+ | 62 | 15.4 | 59 | 16.2 | |
Education | |||||
Secondary School or Less | 55 | 13.6 | 95 | 26.2 | <0.0001 |
High School Graduate | 65 | 16.1 | 101 | 27.9 | |
College Graduate | 160 | 39.7 | 112 | 30.9 | |
Above college | 123 | 30.5 | 54 | 14.9 | |
Residence | |||||
Shanghai | 207 | 51.4 | 134 | 37.0 | <0.0001 |
Non-Shanghai | 196 | 48.6 | 228 | 63.0 | |
Study site | |||||
District 1 | 171 | 42.4 | 176 | 48.6 | 0.086 |
District 2 | 232 | 57.6 | 186 | 51.4 | |
Household income/M (CNY)ab | |||||
< 5000 | 105 | 26.6 | 140 | 39.5 | <0.0001 |
5000–10000 | 119 | 30.1 | 121 | 34.2 | |
10000+ | 171 | 43.3 | 93 | 26.3 | |
Counseling received during pregnancy | |||||
Yes | 286 | 71.0 | 249 | 68.8 | 0.511 |
No | 117 | 29.0 | 113 | 31.2 |