Egyptian Rheumatology and Rehabilitation

Table 2 Demographic characteristics of the studied groups

From: Hearing disorders in lupus patients: correlation with duration and severity of the disease

	SLE group (1) N = 98		Control group (2) N = 20		Test of significance
	No.	%	No.	%	χ²	P
Gender
Males	16	16.33	5	25.0	0.632	0.002*
Females	82	83.67	15	75.0	0.293	0.042*
Total	98	100	20	100
Age (years): • Mean ± SD • Range	Mean	±SD	Mean	±SD	t-test	P
	34.8	5.69	33.8	4.97	0.0015	0.869
	Min	Max	Min	Max	0.0015	0.869
	20	40	20	40	χ²	P
Smoking: N (%)	38	38.77	7	35	0.056	0.164

χ², chi-square test; P ≤ 0.05, significant. SLE systemic lupus erythematosus

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