Table 5 .

Significant Main Between-Groups Effects for Primary and Secondary Ordinal Outcomes (Kruskal–Wallis Test)

Measure	Group, mean rank			Kruskal-Wallis H	df	Significance*
	1 (n = 24)	2 (n = 28)	3 (n = 29)
Urinary frequency, 3 mo	46.04	46.04	31.97	7.264	2	0.03
Bulging symptoms, 6 mo	40.48	46.57	36.05	6.257	2	0.04
Discomfort, 6 mo	39.81	46.86	36.33	7.719	2	0.02
Levator ani, power, 6 mo	57.52	37.05	31.14	21.505	2	0.00
Sahrmann scale, 6 mo	39.27	56.43	27.53	23.495	2	0.00

^*All ps statistically significant at p < 0.05.

Group 1 = pelvic floor muscle training group; Group 2 = abdominal muscle training + pelvic floor muscle training group; Group 3 = control group.