Table 5.

The distribution of NOD2 genotype and IFN‐β protein in different clinical characteristics

Group	Variable	Genotype			p	IFN‐β levels (pg/ml)	p
		AA	AC	CC
Asthma
	Household smoking
	Positive	57	31	3	0.715	50.7 ± 16.0	0.687
	Negative	126	85	7		50.0 ± 15.5
	Recurrent respiratory infection
	Positive	65	37	4	0.755	50.6 ± 15.3	0.736
	Negative	118	79	6		50.0 ± 15.8
	Atopy
	Positive	122	86	8	0.304	50.8 ± 15.8	0.31
	Negative	61	30	2		48.8 ± 15.3
	Severity
	Positive	25	18	2	0.802	39.5 ± 16.1	0.000
	Negative	158	98	8		52.0 ± 14.8
	Rhinitis
	Positive	90	53	4	0.747	50.2 ± 15.3	0.979
	Negative	93	63	6		50.2 ± 16.0
	Medication
	Positive	152	93	9	0.659	50.0 ± 16.1	0.698
	Negative	31	23	1		50.9 ± 13.4
Control
	Household smoking
	Positive	21	8	1	0.784	70.3 ± 16.9	0.964
	Negative	101	29	3		70.1 ± 14.2
	Recurrent respiratory infection
	Positive	16	6	0	0.646	70.1 ± 16.7	0.986
	Negative	106	31	4		70.2 ± 14.4