Table 2.

Chin Retrusion Responder Rates According to the Galderma Chin Retrusion Scale by Blinded Evaluator at Week 12

	HARD (%)	No Treatment (%)	Difference in Responder Rate*	p †
No.	107	33
At least one-point improvement from baseline	87 (81.3)	2 (6.1)	75.2	<0.001
95% CI, %	72.62–88.19‡	0.74–20.23‡	62.27–88.22§

HA_RD, hyaluronic acid filler Restylane Defyne.

^*Difference = HA_RD responder rate − no-treatment responder rate.

^†Fisher exact test for responder rate. Missing data were imputed using the baseline observation carried forward method.

^‡Calculated using the Clopper-Pearson method.

^§Calculated using the Wald approximation with a continuity correction.