Table 4.

Comparison of the presence of MUA in allergic patients presenting single or combined diseases

Disease type	Number	MUAa	Rate of MUA(%)	X2 valueb	P-value
Children				6.059	0.014
One disease	447	90	20.1
Two diseases	272	68	25.0
Three or more diseases	86	27	31.4
Adults				16.399	<0.001
One disease	944	180	19.1
Two diseases	715	167	23.4
Three or more diseases	173	57	32.9

Notes: ^aNumber of patients with MUA. ^bLinear-by-Linear Association Chi-Square Test.

Abbreviations: MUA, multiple uses of antibiotics; NMUA, non-MUA.