Table 1.
Sample characteristics (n = 307).
| Distributional Characteristics | |||
|---|---|---|---|
|
| |||
| Variable | Mean | SD | Frequency (n, %) |
| Child’s Age in Months* | 18.9 | 14.9 | |
| Mother’s Age in Years | 29.8 | 7.9 | |
| Home Smoking Restrictions (raw) | |||
| - Total indoor restrictions | 28 (9.1%) | ||
| - Some area restrictions | 151 (49.2%) | ||
| - No indoor restrictions | 128 (35.7%) | ||
| Home Restriction (dichotomous) | |||
| - Some Restriction | 95 (30.9%) | ||
| - No Restriction | 212 (69.1%) | ||
| Martial Status | |||
| - Married/living with a partner | 56 (18.2%) | ||
| - Single | 251 (81.8%) | ||
| Household Income | |||
| - $15,000 or below | 208 (67.8%) | ||
| - Above $15,000 | 99 (32.2%) | ||
| Employed | 100 (32.6%) | ||
| - Unemployed | 207 (67.4%) | ||
| Education Greater than HS degree | |||
| - Yes | 67 (21.8%) | ||
| - No | 240 (78.2%) | ||
| Mean # children in home | 3.0 | 1.8 | |
| Number of smokers in child’s home | |||
| - 1 smoker | 144 (46.9%) | ||
| - 2 or more smokers | 163 (53.1%) | ||
| Number of rooms in the home | |||
| - 0–5 rooms | 161 (44.8%) | ||
| - > 5 rooms | 198 (55.2%) | ||
| Nicotine Dependence (FTND) | 4.7 | 1.8 | |
| Mean cigarettes/day smoked | 11.7 | 6.2 | |
| Mean cigarettes /day child is exposed | 8.4 | 8.8 | |
| Child Urine Cotinine (ng/ml) log10 | 1.23 | 0.52 | |
| Intention to quit in the next 30 days | |||
| - Yes | 88 (28.7%) | ||
| - No | 219 (71.3%) | ||
| Convenient place to smoke outside | |||
| - Yes | 342 (95.3%) | ||
| - No | 16 (4.5%) | ||
| - Missing | 1 (0.3%) | ||
| Support for Quitting Smoking | |||
| - None to Some | 102 (33.2 %) | ||
| - A lot to Very Much | 204 (66.8%) | ||
| History or Current Substance Abuse | |||
| - Yes | 32 (10.4%) | ||
| - No | 275 (89.6%) | ||
| Depressive Symptoms(CES-D) | 18.9 | 10.4 | |
| General Social Support(ISEL) | 36.8 | 6.5 | |
| Negative Affect (PANAS) | 16.8 | 7.6 | |
*
Dichotomously coded (0 = infants under 1 year; 1 = children of 1–4 years).