Table 1.

Demographics of the patients

Characteristic	Group I		Group II		p-value
	(n)	(%)	(n)	(%)
Age, years (mean ± SD)	49.2 (± 11.5)		54.7 (± 13.2)		0.35
Sex:
Female	14	46.7	17	56.7	0.30
Male	16	53.3	13	43.3
Comorbidities:
Smoking	8	26.7	9	30	0.50
Diabetes	15	50	19	63.3	0.21
Hypertension	17	56.7	15	50	0.38
Hyperlipidaemia	7	23.3	9	30	0.38
IHD	5	16.7	4	13.3	0.5
RHD	3	10	2	6.7	0.5
Cardiovascular disease	2	6.7	2	6.7	0.69
PVD	3	10	3	10	0.66
Asthma	3	10	2	6.7	0.5