Table 3.

Declines in Physical Activity from Pre-pregnancy to Pregnancy Based on Pre-Pregnancy Levels (n = 747).

Decline in Physical Activity during Pregnancy	Physical Activity Before Pregnancy a
	0	1–600	601–4000	≥4000
	n (%)	n (%)	n (%)	n (%)	Total
No decline	152 (100)	80 (52.3)	61 (19.6)	10 (8.7)	306 (41)
1–600	0	73 (47.7)	85 (26)	2 (1.7)	160 (21.4)
601–4000	0	0	178 (54.4)	45 (39.1)	223 (29.9)
>4000	0	0	0	58 (50.4)	58 (7.8)
Total	152 (20.3)	153 (20.5)	327 (43.8)	115 (15.4)	747

p-values obtained via Fisher’s exact test for frequency comparisons. p < 0.0001. ^a METs-min/week.