TABLE 4.

Change in mean surface areas of lesions before and after treatment with antibiotics for 2, 4, 8, or 12 weeks

Duration of antibiotic therapy (wk)GroupNo. of patientsMean surface area in cm2 (range)% Reduction in surface area
Before treatmentAfter treatment
0I515.5 (9.6-23.7)
2V521.7 (8.3-43)15.4 (4.3-27.3)29
4II313.1 (12.6-19.6)6.3 (4.2-15.5)52
8III524.8 (5.5-76.9)17.1 (3.1-45.3)31
12IV315.1 (10.5-23.7)8.9 (1.8-17)41