Table 3:

Calculations leading to the total cost of emergency room visits by Omani nationals due to asthma in Omani riyals

	Adults (16+)	Children (5+)
Total number of asthma sufferers using MOH	91,646	55,426
Percentage making an emergency visit in past year	58%	55%
Total number of sufferers making ER visits	53,155	30,485
Average number of visits per patient per year	3.8	6.3
Total number of visits per year	201,988	192,052
Unit cost of an emergency visit	39	39
Total cost of emergency visits in OMR	7,877,532	7,490,042

MOH = Ministry of Health; ER = emergency room; OMR = Omani riyals.