Table 2 Efficacy of Onabotulinum toxin-A injection into the sphenopalatine ganglion on pain intensity
Time (days) | Pain scores, mean ± SD | Change in pain scores from baseline (95% CI) | p-value |
|---|---|---|---|
Pre-procedure | 8.15 ± 1.91 | Reference | |
10 | 3.92 ± 2.50 | − 4.23 (-5.37, -3.10) | < 0.001 |
20 | 3.85 ± 2.27 | − 4.31 (-5.45, -3.17) | < 0.001 |
30 | 3.77 ± 2.89 | − 4.38 (-5.81, -2.95) | < 0.001 |
40 | 3.77 ± 2.62 | − 4.38 (-5.48, -3.29) | < 0.001 |
50 | 4.46 ± 2.88 | − 3.69 (-5.07, -2.32) | < 0.001 |
60 | 4.00 ± 3.24 | − 4.15 (-5.59, -2.72) | < 0.001 |