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Means and standard deviations of pain at baseline and after 1 week
| Pain | OD group | Expanders group | Difference | 95% CI | P value | ||
|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||||
| Baseline | 3.73 | 1.35 | 4.82 | 1.99 | 1.09 | −0.42 to 2.60 | 0.1480 |
| 1 week | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 to 0.00 | 1.0000 |
| P value | < 0.0001* | < 0.0001* | |||||
* Corresponds to a statistically significant difference
