Table 1. Daily visits for asthma in emergency department (ED) during Saharan dust-affected days and Saharan dust-free days in a study period.

Daily visits for asthma in ED during Saharan dust-affected days (52 days)
	Mean		(SD)	Min	Median	Max
For all children 5–15 years n = 220 Male = 132 Female = 88	4.2		(1.9)	0.0	3.0	10.0
For children 5–8 years n = 97 Male = 58 Female = 39	1.8		(1.4)	0.0	1.0	7.0
For children 9–11 years n = 82 Male = 49 Female = 33	1.5		(0.9)	0.0	0.0	5.0
For children <1p id="para73">12–15 years n = 41 Male = 25 Female = 16	0.7		(0.9)	0.0	0.0	4.0
Daily visits for asthma in ED during Saharan dust-free days (285 days)
	Mean		(SD)	Min	Median	Max
For all children 5–15 years n = 616 Male = 362 Female = 254		2.1	(1.8)	0.0	2.0	8.0
For children 5–8 years n = 392 Male = 231 Female = 161		1.3	(1.5)	0.0	1.0	6.0
For children 9–11 years n = 140 Male = 87 Female = 53		0.4	(0.6)	0.0	0.0	2.0
For children 12–15 years n = 84 Male = 46 Female = 38		0.2	(0.5)	0.0	0.0	2.0