. 2022 Dec 17;31(1):49. doi: 10.1007/s00520-022-07482-9

Table 2.

Preintervention, postintervention, and change scores for MMO in mm (n = 43)

	Intervention group (n = 20)	Control group (n = 23)	p value*	Cohen’s d
MMO (mm) Preintervention Postintervention Pre-post change score	30.95 (10.94) 34.87 (11.97) 4.5 (6)	33.39 (14.25) 31.43 (12) − 1.95 (6.07)	p = .001	1.05

Intervention group (n = 20)

Control group (n = 23)

p value*

Cohen’s d

MMO (mm)

Preintervention

Postintervention

Pre-post change score

30.95 (10.94)

34.87 (11.97)

4.5 (6)

33.39 (14.25)

31.43 (12)

− 1.95 (6.07)

p = .001

1.05

Values are mean (SD). The mean difference (SD) for pre-post change score. *Time x group interaction (ANCOVA analysis). ANCOVA analysis of covariance, Mm millimeters, MMO maximal mouth opening