Physical activity patterns among women during the postpartum period: an insight into the potential impact of perceived fatigue

Table 4 Association of fatigue severity as an independent variable with metabolic equivalents of vigorous- and moderate-intensity physical activity

Model		β	SE	T	p-value	95% CI		F
Model		β	SE	T	p-value	Lower	Upper	F
Vigorous PA (min/week)
FSS	Model 1^a	-.04	.006	-6.04	< .001	-.05	-.02	35.77
FSS	Model 2^b	-.04	.006	-6.04	< .001	-.05	-.02	36.44
Moderate PA (min/week)
FSS	Model 1^a	-14.72	4.20	-3.51	.001	-22.98	-6.47	12.29
FSS	Model 2^b	-10.90	3.88	-2.81	.005	-18.53	-3.27	7.89

^aAnalysis adjusted for the depression score (using the Edinburgh Postnatal Depression Scale); age of the mother; number of children per mother; body mass index (kg/m²); employment status; and intakes of vitamins B1 (thiamin), C and D (mg/day) and of Omega-3 (mL)
^bAnalysis adjusted for Model 1 plus walking METS
Abbreviations: β, Standardized beta; SE, Standard error; CI, Confidence interval; PA, Physical activity; FSS, Fatigue severity scale

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