TABLE 3.
Level of education, body mass index categories and associations with smoking habits (n = 100).
| Variables | Non-smoker (n = 42) | Former smoker (n = 44) | Current smoker (n = 14) | 95% CI for the percentage difference |
|---|---|---|---|---|
| Level of education (%) | ||||
| No schooling | 0.0 | 13.6 | 14.3 | Non-former (−26.7%; −2.6%)* Non-current (−39.9%; −1.0%)* Former-current (−27.3%; 16.0%) |
| Less than Grade 9 | 33.3 | 38.6 | 35.7 | |
| At least Grade 9 | 52.4 | 43.2 | 42.9 | |
| Matric completed | 9.5 | 4.6 | 7.1 | |
| Tertiary education | 4.8 | 0.0 | 0.0 | |
| BMI score (%) | ||||
| < 18.5: Underweight | 42.9 | 59.1 | 64.3 | Non-former(−35.3%; 4.7%) Non-current(−45.2%; 8.1%) Former-current(−29.5%; 23.5%) |
| 18.5–24.9: Normal weight | 30.9 | 38.6 | 35.7 | |
| 25.0–29.9: Overweight | 14.3 | 2.3 | 0.0 | |
| > 29.9: Obese | 11.9 | 0.0 | 0.0 | |
BMI, body mass index; CI, confidence interval.
*
Statistically significant difference.