Dietary weight loss and exercise interventions effects on quality of life in overweight/obese postmenopausal women: a randomized controlled trial

Table 2 Baseline scores of health-related quality of life (measured by SF-36) and psychosocial factors (depression and anxiety measured by BSI-18, perceived stress measured by the Perceived Stress Scale, social support measured by MOS Social Support Survey), stratified by subgroups

		Health-related quality of life (SF-36)								Psychosocial variables
	N	PF	RP^c	BP	GH	VT	SF	RE^d	MH	DEP	ANX	PSS	SS
Demographics
Age
< 57 yrs	210	87.5	86.7†	76.7	57.2	56.1†	88.8	84.0	77.6	49.0	44.6	3.72*	79.2
≥ 57 yrs	228	86.3	79.5†	78.1	56.5	60.3†	90.4	87.3	79.6	48.1	44.2	3.09*	82.7
Ethnicity
Non-Hispanic white	372	86.8	83.9	78.1	56.6	58.5	90.1	86.2	78.9	48.4	44.2	3.30	81.4
Others	66	87.4	77.7	73.9	58.2	57.2	87.1	83.1	76.9	49.6	45.4	3.89	78.9
Education
No college degree	152	86.8	83.3	76.9	57.3	58.5	87.6	83.1	78.2	48.3	44.5	3.64	79.9
College degree	286	86.9	82.8	77.7	56.6	58.2	90.7	87.1	78.8	48.7	44.4	3.26	81.6
Employment ^a
Employed	344	87.2	83.4	77.0	56.7	57.7	88.7*	85.5	77.9	48.7	44.7	3.54	80.1
Unemployed	33	84.1	81.8	79.2	56.1	54.8	93.6*	85.9	79.6	47.7	44.1	2.91	83.8
Marital status ^b
No partner	159	86.3	84.7	79.2	56.5	59.1	89.9	85.4	77.8	49.4	44.2	3.50	72.4†
Married or with partner	278	87.2	81.9	76.4	57.0	57.8	89.5	85.8	79.1	48.0	44.6	3.33	86.0†
Anthropometrics
Overweight	209	89.7†	86.3*	79.0	56.8	59.7	90.7	86.7	78.6	48.0	44.2	3.19	82.1
Obese	229	84.3†	79.9*	76.1	56.9	57.0	88.6	84.8	78.7	49.0	44.6	3.58	80.0
Antidepressants/anxiolyticsuse
No	289	88.1†	83.5	79.2†	57.3	60.5†	90.5	88.4†	80.0†	47.5†	43.8†	3.26	81.2
Yes	149	84.5†	81.9	74.1†	56.0	54.1†	88.0	80.5†	76.1†	50.6†	45.6†	3.66	80.6

*p < 0.05, †p < 0.01 comparing differences between subgroups
^a baseline employment (n = 377), ^b marital status (n = 437), ^c Role-physical (n = 437), ^d Role-emotional (n = 436)
PF: physical functioning, RP: role-physical, BP: bodily pain, GH: general health, VT: vitality, SF: social functioning, RE: role-emotional, MH: mental health, DEP: depression, ANX: anxiety, PSS: perceived stress scale, SS: social support

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