Table-I.

Respiratory and general health complaints in subjects exposed to sandstorm in Riyadh, Saudi Arabia (n=517

Health complaints	Total Number and %	Odds Ratio	95% CI	Significance level
Cough	247 (47.8%)	4.13	2.28 -7.46	0.0001
Asthmatic attacks	108 (20.9%)	31.9	14.33-70.96	0.0001
Wheeze	173 (33.5%)	4.18	2.36-7.41	0.0001
Runny nose	264 (51.1%)	6.7	4.09-10.99	0.0001
Eye irritation / redness	252 (48.74%)	7.89	4.4-14.16	0.0001
Headache	179 (34.6%)	4.17	2.8-6.2	0.0001
Body ache	199 (38.5%)	1.24	0.82-1.88	0. 303 [NS]
Sleep disturbance	157 (30.4%)	4.16	2.77-6.22	0.0001
Psychological disturbance	194 (37.5%)	3.72	2.48-5.57	0.0001

O/R= Odd ratio, 95% CI = 95% Confidence interval, NS=Non significant