Effects of Passive Hydrotherapy WATSU (WaterShiatsu) in the Third Trimester of Pregnancy: Results of a Controlled Pilot Study

Table 2

Analyses of medium-term changes in psychometric outcome measures within the intervention group.

Variables^a	At baseline (day 1)	At follow-up (day 8)	value
PSS score^c	14.8 (±5.0)	12.7 (±5.3)	−2.1 (±2.2)	0.027
SF-36 main scales^d
(i) Physical component	47.0 (±6.8)	45.3 (±11.0)	−1.7 (±6.7)	0.735
(ii) Mental component	46.4 (±11.6)	50.0 (±12.3)	+3.3 (±4.0)	0.018
SF-36 sub scales^d
(i) Physical function	58.9 (±11.4)	61.1 (±18.7)	+2.2 (±10.9)	0.527
(ii) Role physical	72.2 (±49.1)	66.7 (±43.3)	−5.6 (±48.1)	1.00
(iii) Bodily pain	72.7 (±49.2)	70.4 (±26.3)	−2.2 (±4.1)	0.157
(iv) General health	81.3 (±10.8)	79.7 (±17.4)	−2.4 (±13.8)	0.786
(v) Vitality	50.6 (±18.3)	55.6 (±18.3)	+5.0 (±9.0)	0.114
(vi) Social function	76.4 (±22.1)	79.2 (±21.7)	+2.8 (±8.3)	0.317
(vii) Role emotional	63.0 (±38.9)	70.4 (±38.9)	+7.4 (±22.2)	0.317
(viii) Mental health	67.1 (±16.9)	72.0 (±18.6)	+4.9 (±8.4)	0.125

All continuous data are presented as mean (±SD).
^b values refer to Wilcoxon test. P > 0.05; CI 95%.
^cPSS, Perceived Stress Scale; positive mean change values represent an increase in perceived stress.
^dSF-36, Medical Outcomes Study 36-Item Short-Form Health Survey; positive mean change values represent an increase in health related quality of life.