. 2023 Aug 7;13:12775. doi: 10.1038/s41598-023-39724-z

Table 2.

Descriptive Statistics of qualitative clinical and biochemical characteristics of the study population.

Variable Name	Abbreviation	Levels	N (%)	P-value
Diabetes	Diabetes	< 126	3818 (85.1)	0.140*
Diabetes	Diabetes	> = 126	668 (14.9)	0.140*
Obesity	Obesity	< 30	3096 (69.0)	0.035**
Obesity	Obesity	> = 30	1390 (31.0)	0.035**
Gender	Gender	Male	1818 (40.5)	0.917
Gender	Gender	Female	2668 (59.5)	0.917
Chronic obstructive pulmonary disease	Pulmonary	No	4067 (90.7)	0.130*
Chronic obstructive pulmonary disease	Pulmonary	Yes	419 (9.3)	0.130*
Autoimmune disease	Autoimmune	No	4385 (97.7)	0.107*
Autoimmune disease	Autoimmune	Yes	101 (2.3)	0.107*
Hypertension disease	HTN	HTN^-	3006 (67.0)	0.092*
Hypertension disease	HTN	HTN⁺	1480 (33.0)	0.092*
Education level	Education	Low	2507 (55.9)	0.014**
		Moderate	1476 (32.9)
		High	503 (11.2)
Job status	Job	Student	7 (0.2)	0.006**
		Employment	1626 (36.2)
		Un-employment	2389 (53.3)
		Retired	464 (10.3)
Marital status	Marriage	Single	28 (0.6)	0.440
		Married	4160 (92.7)
		Divorced	62 (1.4)
		Widow	236 (5.3)
Smoking status	Smoking	Non-smoker	3060 (68.2)	0.085*
		Ex-smoker	443 (9.9)
		Current-smoker	983 (21.9)

**p-value < 0.05; *p-value < 0.2.