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Table 2 Differences in predictor variables between T1 (child aged 4-months) and T2 (child aged 9-months)

From: Early childhood predictors of toddlers’ physical activity: longitudinal findings from the Melbourne InFANT Program

Variable T1 T2 p-valuec
  Mean (SD) Mean (SD)  
Maternal beliefs a    
Physical activity knowledgeb 2.52 (0.33) - -
Physical activity viewsb 0.87 (0.45) - -
Physical activity optimism 2.33 (0.44) 2.49 (0.46) 0.00
Physical activity self-efficacy 2.53 (0.50) 2.57 (0.49) 0.23
Future expectations 1.74 (0.50) 1.81 (0.58) 0.02
Floor concernsb 0.93 (0.55) - -
TV knowledgeb 1.61 (0.53) - -
TV use 0.74 (0.45) 0.65 (0.64) 0.02
TV self-efficacy 2.02 (0.63) 2.16 (0.63) 0.00
Maternal behaviours    
Maternal physical activity (mins/week) 485.19 (380.24) 501.28 (386.75) 0.67
Maternal screen time (mins/week) 221.79 (140.31) 162.36 (124.31) 0.00
Infant behaviours    
Time spent playing games with adult (mins/week) 58.71 (59.80) 67.75 (59.34) 0.08
Time spent being physically active with mum (mins/week) 62.12 (59.39) 73.83 (64.51) 0.03
Time spent having tummy time (mins/week) 25.99 (34.20) 81.50 (97.31) 0.00
Time spent on the floor (mins/week) 97.27 (82.14) 206.59 (117.20) 0.00
Time spent with other babies of a similar age (mins/week) 27.18 (50.34) 52.26 (143.25) 0.01
Time spent with older toddlers or children (mins/week) 20.00 (45.65) 33.63 (53.48) 0.01
Time spent outside (mins/week) 46.93 (46.64) 61.10 (48.35) 0.00
Home environment    
Physical activity equipment in home (# items) 6.31 (2.27) 5.67 (1.22) 0.00
TVs in home (# TVs)b 1.87 (0.93) - -
  1. aScored on a scale of 0–3 where a higher score reflects greater agreement with the belief.
  2. bNot assessed at T2.
  3. cp-values <0.05 are bold.