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Table 5 Parent screen-time and change in parent screen-time according to study arm

From: Reducing screen-time and unhealthy snacking in 9–11 year old children: the Kids FIRST pilot randomised controlled trial

Screen-time variablesStudy armMean (SD) minutes/day at baseline (week 0)Mean (SD) minutes/day at post-intervention (week 13)Difference in means (95% CI)
Week day TV/DVD viewingST and Snacking n = 20165.00 (155.58)142.50 (155.99)−22.50 (−49.78, 4.78)
ST only n = 22115.90 (71.74)152.04 (131.93)34.29 (−19.22, 87.79)
Snacking only n = 12152.50 (115.45)125.45 (65.48)−35.45 (−111.83, 40.93)
Control n = 1270.00 (43.06)57.50 (43.30)−12.50 (−37.49, 12.49)
Weekend TV/DVD viewingST and Snacking210.50 (168.60)160.50 (108.06)−50.00 (− 118.14, 18.14)
ST only173.55 (106.80)181.90 (101.47)5.90 (−27.73, 39.54)
Snacking only145.00 (90.30)174.54 (94.69)21.81 (−58.34, 101.98)
Control92.50 (50.29)87.50 (56.42)−5.00 (−39.32, 29.32)
Week day computer gamesST and Snacking48.75 (109.99)25.00 (34.41)−23.75 (−77.03, 29.53)
ST only61.19 (46.95)46.36 (49.62)−15.48 (−26.39, −4.56)
Snacking only42.50 (85.29)42.50 (80.35)−0.20 (−-93.51, 88.05)
Control22.50 (52.93)17.50 (37.20)−5.00 (−42.97, 32.977)
Weekend day computer gamesST and Snacking62.25 (111.21)35.50 (56.79)−26.75 (−79.69, 26.19)
ST only103.00 (83.38)70.91 (71.44)−32.19 (−57.14, −7.24)
Snacking only35.00 (54.02)67.50 (169.76)35.45 (−96.34, 167.25)
Control40.00 (73.85)30.00 (54.27)−10.00 (−52.49, 32.49)
Week day smartphone useST and Snacking67.00 (66.26)111.00 (265.33)44.00 (−77.69, 165.69)
ST only88.18 (127.63)153.86 (214.74)68.81 (−23.61, 161.23)
Snacking only72.50 (83.35)56.25 (52.79)−23.18 (−57.32, 10.95)
Control87.50 (61.96)60.00 (55.75)−27.50 (−6.46, 6.46)
Weekend day smartphone useST and Snacking71.50 (79.62)64.50 (83.88)−7.00 (−26.68, 12.68)
ST only97.72 (129.57)164.09 (211.80)70.95 (−20.35, 162.25)
Snacking only42.50 (56.43)61.25 (78.97)23.18 (−26.05, 72.41)
Control103.33 (69.72)77.50 (65.79)−25.83 (−66.42, 14.75)
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