Research Article
The Association between Birth Weight and Gestational Age and Asthma in 6-7- and 13-14-Year-Old Children
Table 4
Odds ratios (95% confidence interval) for gestational age categories (reference category 37–40 wk) for symptoms of asthma, 6-7 yr and 13-14 yr.
| | Symptoms | Gender | 6-7 years | 13-14 years | | Gestational age (CI) week | | <37 weeks | 37–40 weeks | >40 weeks | <37 weeks | 37–40 weeks | >40 weeks |
| | Wheeze ever | Total | 0.98 (0.69–1.37) | 1.00 | 0.89 (0.56–1.42) | 1.22 (0.75–1.98) | 1.00 | 1.81 (1.01–3.25) | | Male | 0.88 (0.54–1.44) | 1.00 | 0.69 (0.345–1.39) | 1.560 (0.82–2.97) | 1.00 | 2.19 (1.00–4.78) | | Female | 1.08 (0.67–1.74) | 1.00 | 1.12 (0.60–2.07) | 0.90 (0.43–1.91) | 1.00 | 1.455 (0.60–3.55) |
| | Wheeze in the past 12 months | Total | 0.82 (0.52–1.29) | 1.00 | 1.11 (0.61–2.03) | 0.74 (0.37–1.48) | 1.00 | 0.60 (0.22–1.650) | | Male | 0.76 (0.41–1.41) | 1.00 | 1.17 (0.49–2.81) | 0.47 (0.3021.83) | 1.00 | 0.56 (0.15–2.06) | | Female | 0.91 (0.47–1.75) | 1.00 | 1.06 (0.46–2.45) | 0.74 (0.25–2.17 | 1.00 | 0.68 (0.14–3.300) |
| | Severe asthma | Total | 3.65 (0.47–28.26) | 1.00 | 2.06 (0.26–16.205) | 1.70 (0.35–8.34) | 1.00 | | | Male | | 1.00 | 0.60 (0.08–5.46) | | 1.00 | | | Female | 2.325 (0.28–19.05) | 1.00 | | 0.10 (0.17–5.255) | 1.00 | |
| | Asthma ever | Total | 1.13 (0.59–2.16) | 1.00 | 0.640 (0.23–1.805) | 1.28 (0.60–2.715) | 1.00 | 1.33 (0.49–3.57) | | Male | 1.14 (0.48–2.67) | 1.00 | 0.59 (0.14–2.53) | 1.615 (0.63–4.16) | 1.00 | 1.885 (0.590–6.02) | | Female | 1.12 (0.42–3.02) | 1.00 | 0.71 (0.16–3.07) | 0.880 (0.24–3.205) | 1.00 | 0.63 (0.80–5.01) |
| | Wheeze during or after exercise in the past 12 months | Total | 0.80 (0.42–1.55) | 1.00 | 3.04 (1.76–5.24) | 0.92 (0.47–1.78) | 1.00 | 0.95 (0.39–2.30) | | Male | 0.91 (0.39–2.11) | 1.00 | 3.24 (1.54–6.845) | 0.96 (0.40–2.32) | 1.00 | 1.13 (0.37–3.42) | | Female | 0.675 (0.23–1.96) | 1.00 | 2.82 (1.27–6.260) | 0.870 (0.32–2.40) | 1.00 | 0.75 (0.16–3.23) |
| | Night cough in the past 12 months | Total | 0.97 (0.66–1.41) | 1.00 | 1.45 (0.930–2.255) | 1.20 (0.73–1.96) | 1.00 | 1.18 (0.61–2.27) | | Male | 1.26 (0.77–2.065) | 1.00 | 1.340 (0.70–2.555) | 1.27 (0.64–2.530) | 1.00 | 1.63 (0.70–3.77) | | Female | 0.69 (0.375–1.25) | 1.00 | 1.55 (0.845–2.85) | 1.145 (0.57–2.31) | 1.00 | 0.75 (0.25–2.240) |
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Shows models that could not converge
Bold font shows significant OR.
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