Table 1.

The prevalence of gender in both groups of COPD patients

Gender	COPD (severe) N = 64	COPD (very severe) N = 36	p-value
Female n = 34	28 (82.35%)	6 (17.65%)	p = 0.006
Male n = 66	36 (54.55%)	30 (45.45%)

p (Chi-square test) p < 0.01.