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Table 4.
Confidence intervals in swelling
| Mean ± SD | 95% CI | ||
|---|---|---|---|
| Upper limit | Lower limit | ||
| Laser | 152.4 ± 1.55 | 155.517 | 149.283 |
| Placebo | 154.08 ± 1.55 | 157.197 | 150.963 |