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Table 3 MET-valuesa obtained when six standardised activities were performed by non-pregnant women and by pregnant women in gestational week 32b

From: MET-values of standardised activities in relation to body fat: studies in pregnant and non-pregnant women

Activity MET-valuesa p-valuec Published MET-valued
  Non-pregnant (n = 22) Pregnant (n = 22)   
Sitting 1.26 ± 0.10 1.12 ± 0.12 0.00017 1.3
Cycling
 30 watts 3.48 ± 0.24 3.06 ± 0.29 0.000007 3.5e
 60 watts 4.99 ± 0.43 4.37 ± 0.47 0.00004 4.8f
Walking
 3.2 km/h 3.47 ± 0.32 3.07 ± 0.34 0.0003 2.5
 5.6 km/h 5.43 ± 0.54 5.04 ± 0.5g 0.018 4.3
Running 8 km/h 10.20 ± 0.94g 8.67 ± 0.89h 0.00026 8.3
  1. MET, metabolic equivalent of task; a Energy expenditure of a woman when performing a specific activity divided by her basal metabolic rate as described in subjects and methods; b Values are means ± standard deviations; c p for difference between pregnant and non-pregnant groups using unpaired t-test; d For non-pregnant individuals [7];
  2. e Cycling at 30–50 watts; f Cycling at 51–89 watts; g (n = 21); h (n = 9)