Demographic and smoking characteristics of mother-infant dyads
| Characteristic . | % (n) . | Mean ± SD . | ||
|---|---|---|---|---|
| Male infant | 50.1 (73) | |||
| Infant age (mo) | 6.6 ± 1.9 | |||
| Mother age (y) | 25.7 ± 5.7 | |||
| Ethnicity of mother | ||||
| White | 71.5 (103) | |||
| Black | 13.2 (19) | |||
| Asian | 2.1 (3) | |||
| Hispanic | 2.1 (3) | |||
| Other | 11.1 (16) | |||
| Education of mother | ||||
| High school or less | 55.2 (79) | |||
| Vocational school | 12.6 (18) | |||
| Some college | 28.0 (40) | |||
| College degree | 4.2 (6) | |||
| Cigarettes/wk (mother) | 98.2 ± 58.9 | |||
| Other smokers in household | 1.1 ± 1.0 | |||
| Characteristic . | % (n) . | Mean ± SD . | ||
|---|---|---|---|---|
| Male infant | 50.1 (73) | |||
| Infant age (mo) | 6.6 ± 1.9 | |||
| Mother age (y) | 25.7 ± 5.7 | |||
| Ethnicity of mother | ||||
| White | 71.5 (103) | |||
| Black | 13.2 (19) | |||
| Asian | 2.1 (3) | |||
| Hispanic | 2.1 (3) | |||
| Other | 11.1 (16) | |||
| Education of mother | ||||
| High school or less | 55.2 (79) | |||
| Vocational school | 12.6 (18) | |||
| Some college | 28.0 (40) | |||
| College degree | 4.2 (6) | |||
| Cigarettes/wk (mother) | 98.2 ± 58.9 | |||
| Other smokers in household | 1.1 ± 1.0 | |||