Table 3.

Pretest and posttest PSI Symptom Frequency Scores' comparison between groups

	Pretest				Posttest
	yoga group (n = 35)	control group (n = 35)			yoga group (n = 35)	control group (n = 35)
	X±SD median	X±SD median		p value	X±SD median	X±SD median		p value
Genitourinary system	5.91±3.68 5	6.22±3.23 6	−0.53*	0.59	5.22±3.21 5	5.80±2.62 6	−1.14*	0.25
Cardiovascular system	3.91±2.92 3	3.74±2.68 4	−0.10*	0.92	3.22±2.27 3	4.25±2.67 4	−1.66*	0.09
Skin	2.65±2.26 2	2.14±2.07 2	−1.00*	0.31	2.57±2.32 2	2.80±2.19 2	−0.63*	0.52
Neurological system	4.05±2.35 4	3.80±2.89 3	−0.81*	0.41	3.40±2.48 3	4.28±2.80 4	−1.31 *	0.18
Urinary system	2.62±1.26 2	2.74±1.40 3	−0.55*	0.57	2.68±1.47 3	3.28±1.56 3	−1.49*	0.13
Musculoskeletal system	2.25±1.85 2	2.48±1.91 2	−0.49*	0.62	2.54±1.77 2	2.74±2.13 2	−0.26*	0.79
Tiredness	1.68±0.79 2	1.85±0.87 2	−1.01 *	0.31	1.54±0.88 2	1.74±0.98 2	−1.03*	0.30
Gastrointestinal tract	5.91±3.68 5	7.14±3.82 7	−0.55*	0.57	5.31±3.38 5	6.65±4.55 5	−1.06*	0.28
Respiratory system	1.48±1.26 1	1.45±1.42 1	−0.39*	0.69	1.05±1.13 1	1.62±1.37 1	−1.75*	0.08
Mental health	7.08±4.59 6	7.28±4.12 6	−0.23*	0.81	5.22±3.48 5	7.34±4.02 7	−2.3**	0.0027***
Symptom Frequency Total Score	38.42±18.76 35	38.88±15.73 39	−0.11 **	0.91	38.88±15.73 39	40.48±18.32 39	−1.84**	0.069

PSI, Pregnancy Symptoms Inventory; SD, standard deviation.

^*Analyzed with the Mann-Whitney U test.

^**Analyzed with the independent groups t test.

^***p < 0.01.