showed a trendP = 0.018
At one-factor analysis, 2-week regimens showed a trend toward a significantly higher efficacy than the 1-week regimens according to ITT criteria (OR: 1.44 with 95% CI of 1.10-2.84, P = 0.018), and were significantly effective at PP analysis (OR: 1.79 with 95% CI of 1.06%-3.03%, P = 0.029).