Table 2.

Retrospective patient samples tested for UL54 mutations and concordance of UL97 results between the combined UL97/UL54 method and UL97-only method^a

Patient	Mutation found in indicated gene using:			Viral quantity (copies/ml)b
	Combined method		UL97-only method (UL97 gene)
	UL54 gene	UL97 gene
3	N408D	—	—	2,200
14	V715 M	L595S	L595S	6,800
38	N408D	H520Q	H520Q	1,200
11	—	M460V	M460V	12,000
12	—	A594V	A594V	140,000,000
13	—	L595W	L595W	14,000
17	—	L595S	L595S	300,000
18	—	Del600-603	Del600-603	200,000
19	—	Del596-603	Del596-603	470,000
21	—	M460V	M460V	4,600
27	—	H520Q	H520Q	20,000
32	—	H520Q	H520Q	12,000
40	—	A594V	A594V	1,400
41	—	L595F	L595F	91,000
42	—	L595F	L595F	11,000
43	—	L595S	L595S	NA

^a—, no mutation present; NA, no result available.

^bViral quantity is from original clinical viral load testing prior to sample storage.