Table 2.

 Multivariate analysis for isolation positives [influenza‐like illness (ILI) Cases]

	Odds ratio	95% C.I.	P‐Value
Body ache	1·2135	0·9466, 1·5556	0·1268
Chills/rigors	1·5815	1·2707, 1·9684	<0·001
Cough	1·8449	1·2247, 2·7792	0·0034
Expectoration	0·9424	0·7253, 1·2246	0·6572
Fatigue	1·8002	1·4045, 2·3074	<0·001
Headache	1·1055	0·8739, 1·3984	0·4032
ILI family	2·5991	1·6502, 4·0937	<0·001
Sore throat	0·9835	0·7869, 1·2291	0·8834