Group

Number of CVS on day 1

Number of CVS on day 3

Number of CVS on day 7

Number of CVS on day 11

Number of CVS on day 14

Study Group

2 (5.4%)

5 (13.5%)

13 (35.1%)

10 (27.0%)

1 (2.7%)

Control Group

4 (12.1%)

4 (12.1%)

9 (27.3%)

13 (39.4%)

0 (0.0%)

c2

0.330

0.030

0.500

1.209

1.288

P

0.566

0.862

0.479

0.271

0.256