Grades | GDHT (N = 39) | Control (N = 36) | Risk difference (95% CI) | P-value |
---|---|---|---|---|
Grade I, n (%) | 5 (12.8) | 6 (16.7) | -0.04 (-0.20 to 0.12) | 0.886 |
Grade II, n (%) | 18 (46.2) | 9 (25.0) | 0.21 (0.00 to 0.42) | 0.096 |
Grade III, n (%) | 11 (28.2) | 15 (41.7) | -0.13 (-0.35 to 0.08) | 0.327 |
 IIIa | 10 (25.6) | 14 (38.9) | -0.13 (-0.34 to 0.08) | 0.327 |
 IIIb | 1 (2.6) | 1 (2.8) | -0.00 (-0.08 to 0.07) | 0.999 |
Grade IV, n (%) | 0 (0.0) | 1 (2.8) | -0.03 (-0.08 to 0.03) | 0.480 |