Table 4.
Video questionnaire responses: current study versus Cape Town ISAAC Phase III*, ages 13 to 14 years
| Video Question | N | Recent % (n) |
Frequent % (n) |
|---|---|---|---|
| Wheezing at rest | |||
| Current study | 823 | 17.1 (141) | 8.1 (67) |
| 2002 ISAAC | 270 | 8.9 (24) | 4.1 (11) |
| OR**(95% CI) | 2.12 (1.34-3.35) | 2.09 (1.09-4.01) | |
| Waking with wheezing at night | |||
| Current study | 815 | 27.4 (224) | 15.5 (127) |
| 2002 ISAAC | 270 | 4.1 (11) | 2.2 (6) |
| OR (95% CI) | 8.92 (4.79-16.63) | 8.12 (3.54 - 18.65) | |
| Waking with coughing at night | |||
| Current study | 817 | 18.2 (149) | 7.2 (59) |
| 2002 ISAAC | 270 | 12.9 (35) | 4.8 (13) |
| OR (95% CI) | 1.50 (1.01-2.23) | 1.54 (0.83-2.86) | |
| Distressing wheeze at rest | |||
| Current study | 815 | 8.8 (72) | 4.0 (33) |
| 2002 ISAAC | 270 | 5.9 (16) | 1.9 (5) |
| OR (95% CI) | 1.54 (0.88-2.69) | 2.24 (0.86 - 5.79) | |
Recent: in the last 12 months. Frequent: at least monthly in the last 12 months.
* Higher socioeconomic status areas.
**Odds ratio with 95% confidence interval: 2002 study as referent.