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Table 2 Dietary intake during 12 months of fibre supplementation

From: Effect on body weight and composition in overweight/obese Australian adults over 12 months consumption of two different types of fibre supplementation in a randomized trial

Variable   3 months Mean change n P 6 months Mean change n P 12 months Mean change n P
Energy (kJ/d) CTR 9013.1 ± 223.6a 115.5 39 NS 8803.3 ± 282.9a 32 34 NS 8218 ± 295.4a −529.7 31 NS
PSY 7272.3 ± 218b −1617.3 41 0.000 7539.2 ± 278.8b −1229.2 35 0.000 7657.1 ± 277.9ab −1202 35 0.001
PGX 7556.3 ± 243.1b −1090.9 33 0.001 7453.7 ± 323.5b −1080.7 26 0.009 7315.3 ± 342.4b −1226.4 23 0.012
CHO (g/d) CTR 212.6 ± 7.7a −1.6 39 NS 213.4 ± 10a 3.4 34 NS 200.5 ± 8.4 −10.3 31 NS
PSY 181 ± 7.5b −31.8 41 0.002 164.7 ± 9.8b −39.9 35 0.002 183.9 ± 7.9 −26 35 0.015
PGX 175.3 ± 8.4b −31.5 33 0.003 177.2 ± 11.4b −22.1 26 0.032 176.3 ± 9.7 −25.6 23 0.012
Fat (g/d) CTR 83.8 ± 3.2a −0.5 39 NS 82.3 ± 4.3a −0.6 34 NS 73 ± 4 −9.5 31 NS
PSY 66.9 ± 3.1b −15.6 41 0.000 72.9 ± 4.2ab −8.6 35 NS 73 ± 3.8 −9.6 35 NS
PGX 72.2 ± 3.4b −9 33 NS 69.1 ± 4.9b −10.5 26 0.047 66 ± 4.7 −15.2 23 0.020
Protein (g/d) CTR 109.9 ± 3.7a 6.4 39 NS 105.2 ± 4.1a 3.1 34 NS 99.4 ± 4.7 −2.1 31 NS
PSY 85.9 ± 3.6b −17.6 41 0.000 96.7 ± 4ab −6.7 35 NS 88 ± 4.4 −15.3 35 0.003
PGX 94.4 ± 4.1b −6.5 33 NS 85.7 ± 4.7b −15.7 26 0.004 89.2 ± 5.4 −10.2 23 NS
Fibre from diet (g/d) CTR 24.2 ± 1.2 0.8 39 NS 22.1 ± 1a −0.4 34 NS 21.6 ± 1.3 −1 31 NS
PSY 21.4 ± 1.2 −2.3 41 NS 20.1 ± 0.9ab −2.9 35 0.005 21.6 ± 1.3 −2.4 35 NS
PGX 21.6 ± 1.3 −0.6 33 NS 19.1 ± 1.1b −2.2 26 NS 21.1 ± 1.6 −1 23 NS
Total Fibre (g/d) CTR 24.2 ± 1.2a 0.8 39 NS 22.1 ± 1a −0.4 34 NS 21.6 ± 1.3a −1 31 NS
PSY 36.4 ± 1.2b 12.7 41 0.000 35.1 ± 0.9b 12.1 35 0.000 36.6 ± 1.3b 12.6 35 0.000
PGX 36.6 ± 1.3b 14.2 33 0.000 34.1 ± 1.1b 12.5 26 0.000 36.1 ± 1.6b 13.8 23 0.000
  1. Values are mean ± SEM with baseline as a covariate. Mean change from baseline. P values are within group differences compared to baseline. Different letters in superscript represent significant differences between groups p < 0.05. CHO (carbohydrate), CTR (control), PGX (PolyGlycopleX), PSY (psyllium). Dietary intake data missing at baseline or 3 months (n = 14). 4.184 kJ = 1 kCal