HCV genotype distribution and possible transmission risks in Lahore, Pakistan

Table 3 Hepatitis C virus genotype subtypes prevalence in age groups

Genotype subtypes	Computation	Age groups
		≤ 40 yr	> 40 yr
1a	Count	230	92
	% within age groups	24.7%	21.2%
3a	Count	507	256
	% within age groups	54.5%	59.1%
3b	Count	32	11
	% within age groups	3.4%	2.5%
4a	Count	116	54
	% within age groups	12.5%	12.5%
4b	Count	13	3
	% within age groups	1.4%	0.7%
4&5	Count	11	5
	% within age groups	1.2%	1.2%
Untypable genotype	Count	22	12
	% within age groups	2.4%	2.8%