Table 3.

Current prevalence of asthma

Variable		Egypt	Gulf cluster	Turkey
		N = 10,014	N = 13,472	N = 10,000
Number of Cases		676	1003	445
Crude Prevalence (%)		6.8	7.5	4.5
Adjusted Prevalence (%)		6.7	7.6	4.4
Adjusted 95% CI		[6.2–7.2]	[7.1–8]	[4.0–4.8]
Gender (%) [95% CI]	Men	5.5 [4.9–6.1]	6.2 [5.7–6.7]	2.9 [2.4–3.3]
	Women	8.4 [7.6–9.3]	9.6 [8.7–10.4]	6.3 [5.6–7]
	P value (CMH test)	p < 0.0001
Age (%) [95% CI]	18–34	5.5 [4.8–6.1]	7.0 [6.4–7.6]	2.6 [2.1–3.1]
	35–49	7.7 [6.7–8.8]	7.7 [7–8.5]	4.0 [3.3–4.8]
	≥ 50	8.3 [7.3–9.4]	8.7 [7.3–10.0]	7.0 [6.1–7.8]
	P value (CMH test)	p < 0.0001

Current prevalence (%) of asthma by country and cluster, adjusted by age and gender as required. CMH: Cochran Mantel-Haenszel; 95% CI = 95% Confidence Interval