Table 5.
Univariate logistic regression and crude odds ratio for association of head lice1 in women aged 12 years and older with personal hygiene and use of medication/DDT to control lice; National Health Survey of Pakistan, 1990 - 94 Sindh, Balochistan, and NWFP Provinces (n = 2321).
| Variables | Crude Odds Ratio | 95% CI |
|---|---|---|
| Used medication2 | ||
| No | 1.0 | - |
| Yes | 1.1 | (0.5, 2.1) |
|
Ever Used DDT for head lice |
||
| No | 1.0 | - |
| Yes | 1.2 | (0.6, 2.1) |
|
Number of baths in summer (per week) |
||
| ≥3 | 1.0 | - |
| <3 | 3.1 | (1.3, 7.4) |
|
Number of baths in winter (per month) |
||
| ≥5 | 1.0 | - |
| <5 | 1.9 | (1.1, 3.2) |
| Wear shoes at home | ||
| Always | 1.0 | - |
| Sometimes/Never | 1.8 | (1.2, 2.9) |
| Wear shoes outside home | ||
| Always | 1.0 | - |
| Sometimes/Never | 2.3 | (1.1, 5.0) |
1. Present versus absent
2. Prescription medication to control body or head lice, during the past 12 months.
3. Odds ratio is computed for an increase of every one bath/week.
4. Odds ratio is computed for an increase of every one bath/month.
5. Mosque/Barber's hamman/Canal/Pond/Other