Table 2 Daily activity profile including sit/lie and upright time during the 2 ^nd and 3 ^rd trimester (n = 40)

Sit/lie time (includes all sleep) (hrs∙d⁻¹)

18.2 (17.1-19.0)

18.3 (17.6-19.4)

Sit/lie (% of day)

76 (71–79)

76 (73–81)

Number of sit/lie bouts (number∙d⁻¹)

35 (25–44)

46 (30–59)

Length of sit/lie bout (min∙d⁻¹)

32 (24–42)

22 (18–37)

Number of transitions between sedentary (sit/lay) to upright (∙d⁻¹)

35 (25–45)

48 (31–65)

Upright time (includes stepping & standing time) (hrs∙d⁻¹)

5.8 (5.0-6.9)

5.7 (4.6-6.4)

Stepping time (hrs∙d⁻¹)

3.5 (2.4-4.5)

2.1 (1.4-3.4)

Standing time (hrs∙d⁻¹)

2.1 (1.6-2.9)

3.3 (1.9-4.6)

Upright (% of day)

24 (21–29)

24 (19–27)

Number of upright bouts (∙d⁻¹)

34 (25–45)

44 (30–59)

Length of upright bout (min∙d⁻¹)

10 (7–14)

7 (6–12)

Steps (number∙d⁻¹) ^,

10,102 (7329–12,408)

7323 (6187–10,151)