Table 3.
Change in the mean and standard deviation of homogeneity score on the experiment and control sides
| Group | Homogeneity | |||||
|---|---|---|---|---|---|---|
| 0 week | 3 weeks | 6 weeks | 10 weeks (follow-up) | 18 weeks (follow-up) | P | |
| Laser + hydroquinone | 3.7±0.79 95% CI (3.43-3.96) |
3.4±0.72 95% CI (3.16-3.64) |
2.7±0.94 95% CI (2.38-3.01) |
2.4±1.10 95% CI (2.03-2.76) |
2.2±0.99 95% CI (1.87-2.53) |
<0.001 |
| Hydroquinone | 3.6±0.87 95% CI (3.31-3.89) |
3.4±0.92 95% CI (3.09-3.70) |
2.9±0.83 95% CI (2.62-3.17) |
2.6±0.97 95% CI (2.27-2.92) |
2±0.99 95% CI (1.67-2.33) |
<0.001 |
| P | 0.606 | 1.000 | 0.335 | 0.409 | 0.387 | - |
CI: Confidence interval