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Table 3 Change in television viewing and BMI by change in explanatory variables from baseline to follow-up

From: Longitudinal associations between TV viewing and BMI not explained by the ‘mindless eating’ or ‘physical activity displacement’ hypotheses among adults

Change in potential explanatory variables Participants Pathway 1:
Change in TV viewing from CDAH-1 to CDAH-2
Pathway 2:
Change in BMI from CDAH-1 to CDAH-2
  n hours/day Kg/m2
Change in total FBC during TV viewing
 No change 589 0.02 (1.43) 0.54 (2.39)
 Increased 188 0.39 (1.54) 0.92 (2.28)
 Decreased 291 −0.34 (1.42) 0.65 (2.50)
P value2   < 0.001 0.16
Change in TV-related meal consumption
 No change 506 0.03 (1.47) 0.64 (2.31)
 Increased 210 0.24 (1.52) 0.81 (2.63)
 Decreased 352 −0.23 (1.39) 0.53 (2.39)
P value2   < 0.001 0.42
Change in TV-related snack consumption
 No change 451 −0.03 (1.52) 0.53 (2.41)
 Increased 290 0.31 (1.42) 0.90 (2.15)
 Decreased 327 −0.27 (1.39) 0.56 (2.59)
P value2   < 0.001 0.09
Change in TV-related soft drink consumption
 No change 614 0.00 (1.30) 0.59 (2.32)
 Increased 161 0.39 (1.61) 0.90 (2.54)
 Decreased 293 −0.26 (1.65) 0.60 (2.50)
P value2   < 0.001 0.32
Change in TV-related alcohol consumption
 No change 611 0.00 (1.34) 0.71 (2.31)
 Increased 241 0.01 (1.60) 0.70 (2.34)
 Decreased 216 −0.07 (1.65) 0.36 (2.69)
P value2   0.79 0.16
Change in LTPA, n (%)
 Stable 418 0.05 (1.53) 0.67 (2.58)
 > 1 h increase 353 −0.07 (1.42) 0.44 (2.25)
 > 1 h decrease 297 −0.04 (1.43) 0.82 (2.30)
P value2   0.54 0.13
  1. 1Mean; standard deviations in parentheses (all such values)
  2. 2Determined by one-way ANOVA
  3. CDAH1 Childhood Determinants of Adult Health study (2004–06); CDAH2 Childhood Determinants of Adult Health study (2009–10); LTPA leisure-time physical activity, TV television, FBC food and beverage consumption