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. 2017 Sep 22;90(1):109–119. doi: 10.1002/jmv.24923

Table 1.

SVR rates by HCV GT2 subtype in Japanese studies M12‐536 and GIFT‐II

Study Subgroup Subtype SVR rate, % (n/N) a Number of VFs b
M12‐536 c 25/100/100 mg 2a 81.8 (9/11) 2
2b 14.3 (1/7) 6
25/150/100 mg 2a 100 (9/9) 0
2b 37.5 (3/8) 5
GIFT‐II d 12 wk, TN, non‐cirrhotic 2a 82.8 (24/29) 3
2b 63.2 (12/19) 7 e
12 wk, TE, non‐cirrhotic 2a 86.4 (19/22) 3
2b 22.2 (2/9) 7
12 wk, cirrhotic 2a 100 (3/3) 0
2b 50 (1/2) 1
16 wk, TN, non‐cirrhotic 2a 93.9 (31/33) 2
2b 85.7 (12/14) 2
16 wk, TE, non‐cirrhotic 2a 93.8 (15/16) 1
2b 56.3 (9/16) 6
16 wk, cirrhotic 2a 50 (1/2) 0
2b 25 (1/4) 3

SVR, sustained virologic response; TN, Treatment‐naïve; TE, Treatment‐experienced to an IFN‐containing regimen with or without RBV; VF, virologic failure.

a

% of patients achieving SVR12 in study GIFT‐II,20 or SVR24 in study M12‐536.7

b

Number of patients who experienced virologic failure. Excludes patients who did not achieve SVR due to non‐virologic reasons such as premature study drug discontinuation or missing SVR12 or SVR24 data.

c

Patients in study M12‐536 received OBV/PTV/r for 12 weeks, and all patients were treatment‐experienced to pegIFN/RBV and were non‐cirrhotic.

d

GIFT‐II treatment regimen included co‐formulated ombitasvir/paritaprevir/r (25/150/100 mg QD) + RBV for 12 or 16 weeks. Patients were treatment naïve or treatment‐experienced to an IFN containing regimen (IFN alpha, beta, or pegIFN) with or without RBV.

e

One GT2b‐infected treatment‐naïve patient achieved SVR12 but relapsed at PTW24.