Is he or she the main player in table tennis mixed doubles?

Table 3 SR, LR and SE values of each group for the first four strokes and after four strokes

	N	First four strokes	After four strokes	t	P	d
P_m–m
SR	100	0.399 ± 0.085	0.350 ± 0.136**	3.044	0.003	0.430
LR	100	0.294 ± 0.065	0.570 ± 0.149***	− 16.946	< 0.001	2.396
SE	100	0.106 ± 0.098	− 0.219 ± 0.265***	11.477	< 0.001	1.622
P_m–f
SR	100	0.402 ± 0.076	0.332 ± 0.133***	4.527	< 0.001	0.640
LR	100	0.300 ± 0.083	0.601 ± 0.152***	− 17.366	< 0.001	2.456
SE	100	0.102 ± 0.121	− 0.267 ± 0.273***	12.359	< 0.001	1.748
P_f–m
SR	100	0.377 ± 0.081	0.341 ± 0.159*	2.040	0.043	0.289
LR	100	0.328 ± 0.087	0.583 ± 0.179***	− 12.875	< 0.001	1.821
SE	100	0.049 ± 0.137	− 0.242 ± 0.325***	8.265	< 0.001	1.169
P_f–f
SR	100	0.366 ± 0.075	0.324 ± 0.109**	3.227	0.001	0.456
LR	100	0.309 ± 0.072	0.594 ± 0.119***	− 20.431	< 0.001	2.889
SE	100	0.057 ± 0.111	− 0.269 ± 0.204***	14.115	< 0.001	1.996
Total
SR	400	0.386 ± 0.081	0.337 ± 0.135***	6.266	< 0.001	0.443
LR	400	0.308 ± 0.078	0.587 ± 0.151***	− 32.844	< 0.001	2.323
SE	400	0.079 ± 0.120	− 0.249 ± 0.270***	22.209	< 0.001	1.571

(1) The evaluation criteria of d are as follows: small effect (0.20 ≤ d < 0.50); medium effect (0.50 ≤ d < 0.80); and large effect (d ≥ 0.80). (2) *P < 0.05, **P < 0.01, and ***P < 0.001

ISSN: 2052-1847