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Table 5 Subgroup and sensitivity analyses

From: Impact of a nutrition and physical activity intervention (ENRICH: Exercise and Nutrition Routine Improving Cancer Health) on health behaviors of cancer survivors and carers: a pragmatic randomized controlled trial

   Mean change from baseline (95 % CI)   
Outcome (Subgroup) Time from baseline Control Intervention Difference (Intervention - Control) Time x Group P-value
Overweight and obese at baseline (n = 80; BMI >25 kg/m2)      
  Mean daily steps 8 week −1370 (-2722 to -18.1) 960.1 (-158.5 to 2078.8) 1793.6 (131.5 to 3455.7) 0.0349
  20 week −1366 (-2903 to 170.7) 768.0 (-751.7 to 2287.7) 1597.2 (-267.8 to 3462.2)  
  BMI (kg/m2) 8 week 0.03 (-0.2 to 0.3) −0.8 (-1.4 to -0.2) −0.8 (-1.5 to -0.2) 0.0181
  20 week −0.01 (-0.4 to 0.3) −0.7 (-1.2 to -0.3) −0.7 (-1.3 to -0.1)  
  Weight (kgs) 8 week 0.06 (-0.6 to 0.8) −2.1 (-3.7 to -0.6) −2.2 (-3.9 to -0.5) 0.0157
  20 week −0.06 (-1.0 to 0.8) −2.1 (-3.5 to -0.7) −2.0 (-3.7 to -0.4)  
  Waist circumference (cms) 8 week −1.0 (-2.5 to 0.5) −4.3 (-7.7 to -0.9) −3.3 (-7.0 to 0.4) 0.0722
  20 week −2.6 (-5.0 to -0.2) −2.4 (-7.7 to 2.9) 0.2 (-5.6 to 6.0)  
Normal and underweight at baseline (n = 47; BMI < 25 kg/m2)      
  Mean daily steps 8 week −1312 (-2343 to -280.4) 209.7 (-786.9 to 1206.2) 1521.6 (87.3 to 2955.8) 0.1046
  20 week −1271 (-3018 to 476.) −51.7 (-1711 to 1607.3) 1219.6 (-1190 to 3628.9)  
  BMI (kg/m2) 8 week 0.02 (-0.3 to 0.3) −0.1 (-0.3 to 0.1) −0.1 (-0.5, 0.3) 0.7127
  20 week −0.05 (-0.5 to 0.4) −0.2 (-0.5 to -0.02) −0.2 (-0.7 to 0.3)  
  Weight (kgs) 8 week −0.02 (-0.9 to 0.9) −0.2 (-0.7 to 0.3) −0.2 (-1.2 to 0.8) 0.8127
  20 week −0.2 (-1.5 to 1.0) −0.7 (-1.2 to -0.1) −0.4 (-1.8 to 1.0)  
  Waist circumference (cms) 8 week −2.4 (-7.4 to 2.6) −2.9 (-4.8 to -1.1) −0.5 (-5.9 to 4.8) 0.7309
  20 week −1.2 (-3.9 to 1.5) −2.3 (-4.2 to -0.4) −1.2 (-4.4 to 2.1)  
Other subgroups      
  Processed meat (g/day) (consuming any processed meat; n = 123) 8 week −1.8 (-6.3 to 2.7) 0.3 (-2.9 to 3.4) −3.3 (-10.6 to 4.0) 0.6405
20 week −2.8 (-9.8 to 4.2) 0.8 (-2.8 to 4.3) −1.7 (-8.0 to 4.6)  
  Red meat (g/day) (consuming any red meat; n = 126) 8 week 1.6 (-21.6 to 24.7) −2.5 (-13.6 to 8.7) −21.2 (-43.5 to 1.1) 0.3994
20 week −5.9 (-29.6 to 17.8) 2.2 (-7.6 to 12.0) −9.1 (-27.0 to 8.8)  
  Alcohol (g/day) (consuming any alcohol; n = 126) 8 week −0.4 (-2.1 to 1.3) −2.4 (-5.0 to 0.2) −3.4 (-8.4 to 1.5) 0.2361
20 week −1.8 (-4.2 to 0.6) −1.4 (-4.5 to 1.7) −1.1 (-6.1 to 3.9)  
  Percentage of energy intake from alcohol (consuming any alcohol; n = 126) 8 week −0.3 (-1.4 to 0.8) −1.1 (-2.2 to 0.1) −0.7 (-3.1 to 1.7) 0.4335
20 week −0.5 (-1.8 to 0.8) −0.2 (-1.9 to 1.6) 0.4 (-2.3 to 3.1)  
  Fruit serves/day (where baseline fruit consumption is less than recommended 2 serves/day; n = 93) 8 week 0.4 (0.2 to 0.6) 0.4 (0.1 to 0.7) 0.04 (-0.4 to 0.4) 0.5091
20 week 0.4 (0.2 to 0.6) 0.6 (0.3 to 1.0) 0.3 (-0.2 to 0.7)