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Table 3 Time and proportion of time spent in sedentary behaviours

From: Sedentary behaviours during pregnancy: a systematic review

  Studies N Mean or median (SD or SE or IQR)
Time spent in SB (objective)
 Time spent in SB (h/day) Ruifrok 2014 [12] 111 8.6 (SD 2.86)
Hawkins 2014 [10] 294 9.2 (SE 16.2)a
Loprinzi 2013 [44] 206 7.7 (SE 0.2)a
Hjorth 2012 [9] 304 18.3a (IQR16.65–19.6)
Evenson 2011 [11] 359 7.07 (SE 0.165)a
Di Fabio 2015 [8] 46 12.65 (SD 1.95)a
 Sitting quietly or very light sitting activities (h/day) Van Raaij 1990 [38] 18 6.7 (SD1.6)a
 Light to moderate sitting activities (h/day) Van Raaij 1990 [38] 18 1.6 (SD1.1)a
 Sit/lie time (h/day) Di Fabio 2015 [8] 46 18.2 (IQR17.1–19) w18; 18.3 (IQR17.6–19.4) w35
Time spent in SB (non-objective)
 Television time (h/day) Padmapriya 2015 [42] 1171 2.4 (SD1.5)a
 Total sitting time (h/day) Padmapriya 2015 [42) 1171 8.6 (SD3.3)a
Proportion of time spent in SB (objective)
 % of day spent in SB Hjorth 2012 [9] 304 76.4% (IQR 69.37–81.6a)
 % of wear time spent in SB Ruifrok 2014 [12] 111 65%
Evenson 2011 [11] 359 57.1% (SE 0.77)
Hawkins 2014 [10] 294 64.4% (SE 0.02)a
 % of time awake in SB Di Fabio 2015 [8] 46 76% (SD11) w18–78% (SD13) w35
 % of day time in sit/lie Di Fabio 2015 [8] 46 76% (IQR71–79) w18; 76% (IQR73–81) w35
  1. a Numbers were calculated as means and converted to the same units