AA (n = 179)

ΔT < 7 hours

ΔT > 7 hours

Total

Stage I

0

0

0

Stage II

12 (6.2%)

14 (7.2%)

26 (13.3%)

Stage III

37 (19%)

41 (21%)

78 (40%)

Stage IV

48 (25%)

43 (22%)

91 (47%)

Total

97 (49.7%)

98 (50.3%)

195