. 2017 Mar 19;40(2):63–73. doi: 10.1519/JPT.0000000000000048

Table 2. Efficacy of Intervention in Each Group.

Primary Outcomes	Mean (SD)			ANOVA of Repeated Measurements, P	Simple and Helmert Contrasts, P
Primary Outcomes	A₀	A₁	A₂	ANOVA of Repeated Measurements, P	A₁-A₀	A₂-A₀	A₂–A₁
Experimental group
Pain intensity	4.5 (1)^a	2.5 (1)^a	2 (1)^a	.0014^b	.022	.008	.518
Anterior deltoid PPT	3.28 (0.8)^a	3.58 (0.8)^a	3.6 (1.1)^a	.0655^b	.082	.054	.799
Extensor carpi radialis brevis PPT	2.49 (0.7)	3.10 (1.0)	2.96 (0.8)	.005	.009	.001	.347
Grip strength (kg)	19.5 (8.6)	22.1 (10.1)	20.8 (9.1)	.049	.045	.130	.147
Control group
Pain intensity	3 (2)^a	2 (3)^a	2 (2)^a	.0008^b	.020	.020	.564
Anterior Deltoid PPT	2.68 (0.6)	3.00 (0.8)	2.90 (0.8)	.071	.050	.148	.244
Extensor carpi radialis brevis PPT	2.35 (0.6)	2.49 (0.6)	2.34 (0.7)	.212	.144	.968	.137
Grip strength (kg)	16.2 (10.0)	18.7 (11.3)	18.3 (12.1)	.010	.010	.029	.566

P < .05

Abbreviations: A₀, baseline assessment; A₁, assessment immediately after the intervention; A₂, assessment a week after the intervention; ANOVA, analysis of variance; PPT, pressure pain threshold (kg/cm²); SD, standard deviation.

^aMedian and the interquartile range.

^bThe Friedman test completed with the Dunn multiple comparisons test.