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. 2022 Nov 30;22:887. doi: 10.1186/s12884-022-05183-z

Table 2.

Descriptive statistics for variables of interest; n = 18 across 7305 days of data

Variable M (SD) Pre-pregnancy M (SD) n = 1796 First Trimester M (SD) n = 1225 Second Trimester M (SD) n = 1582 Third Trimester M (SD) n = 1072 Post-partum M (SD) n = 1630
Heart Rate Variability 56.00 (22.88) 66.91 (21.06) 57.85 (22.48) 51.08 (19.99) 41.40 (17.02) 56.98 (24.49)
Resting Heart Rate 62.54 (10.23) 58.13 (8.45) 62.73 (9.07) 65.44 (8.95) 69.64 (10.57) 59.73 (10.35)
Activity minutes - day 20.65 (31.94) 27.76 (34.11) 22.00 (32.73) 19.59 (33.52) 14.34 (26.36) 16.97 (29.04)
Activity minutes, moderate/vigorous - day 12.81 (20.75) 18.23 (24.93) 14.13 (22.53) 11.19 (18.23) 7.95 (14.76) 10.59 (18.52)
Strain 9.28 (3.77) 10.55 (4.03) 9.46 (4.06) 8.70 (3.51) 7.77 (3.22) 9.25 (3.20)