Table 2 Sedentary time (ST), moderate-to-vigorous physical activity (MVPA) and metabolic parameters at three time points in pregnancy.

From: Less sedentary time is associated with a more favourable glucose-insulin axis in obese pregnant women—a secondary analysis of the DALI study

 

n

T1 (<20 weeks)

n

T2 (24–28 weeks)

n

T3 (35–37 weeks)

Wear time, min/day (mean ± SD)

200

827.9 ± 87.6

196

802.5 ± 91.4a

176

789.1 ± 96.7b

Sedentary time, min/day (mean ± SD)

200

576.9 ± 99.6

196

575.3 ± 105.0

176

576.0 ± 94.7

Sedentary time, % of wear time (mean ± SD)

200

69.7 ± 9.5

196

71.5 ± 9.4a

176

73.0 ± 8.1

MVPA, min/day (median (IQR))

200

38.1 (23.7–53.0)

196

34.0 (21.0–50.8)a

176

29.6 (15.7–41.9)b

MVPA, % of wear time (median (IQR))

200

4.5 (2.9–6.3)

196

4.0 (2.5–6.6)

176

3.7 (2.0–5.0)b

Fasting glucose, mmol/l (mean ± SD)

232

4.7 ± 0.4

226

4.6 ± 0.4a

215

4.6 ± 0.4

1 h glucose, mmol/l (mean ± SD)

213

6.8 ± 1.4

223

7.5 ± 1.5a

194

8.0 ± 1.4b

2 h glucose, mmol/l (mean ± SD)

213

5.8 ± 1.2

224

6.2 ± 1.3a

194

6.6 ± 1.2b

Fasting insulin, mU/l (median (IQR))

227

13.1 (9.3–17.5)

226

14.7 (11.0–18.6)a

214

16.7 (12.7–23.1)b

1 h insulin, mU/l (median (IQR))

209

78.5 (53.5–151.1)

219

127.1 (68.7–176.5)a

194

178.9 (120.5–236.5)b

2 h insulin, mU/l (median (IQR))

208

56.5 (38.6–86.2)

220

71.2 (46.7–122.5)a

193

123.8 (67.4–185.8)b

HOMA-IR (median (IQR))

227

2.7 (1.9–3.6)

224

3.0 (2.2–3.9)a

213

3.4 (2.6–4.8)b

Stumvoll first phase (median (IQR))

206

1498.9 (1234.6–2035.4)

215

1820.2 (1353.7–2319.6)a

192

2592.5 (2031.7–3374.9)b

Stumvoll second phase (median (IQR))

206

385.0 (320.6–520.2)

215

468.8 (352.3–590.6)a

192

658.3 (522.0–846.5)b

  1. arepresents a significant change between T1 and T2 (p-value < 0.05).
  2. brepresents a significant change between T2 and T3 (p-value < 0.05).