Table 2 Micronutrient intake (mean % RNI) and percentage change in RNI over the 2 month study period by diet group for individuals with data recorded at baseline and at follow-up
Atkins | Wt Watchers | Slimfast | R Conley | Control | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
Baseline | 2 m | Baseline | 2 m | Baseline | 2 m | Baseline | 2 m | Baseline | 2 m | |
n | 30 | 45 | 34 | 30 | 26 | |||||
Vitamin A | ||||||||||
Mean | 182 | 175 | 128 | 104 | 119 | 203 | 158 | 105 | 136 | 118 |
SEM | 35 | 47 | 10 | 9 | 11 | 58 | 21 | 14 | 17 | 13 |
%difference (95%CI) | 4 (-67,75) | -23 (-84,39) | 80 (12,148) | -54 (-125,17) | -49 (-125,26) | |||||
P-value | 0.91 | 0.47 | 0.02 | 0.14 | 0.19 | |||||
Thiamin | ||||||||||
Mean | 223 | 146 | 240 | 323 | 198 | 250 | 235 | 449 | 274 | 178 |
SEM | 34 | 9 | 40 | 91 | 15 | 16 | 37 | 250 | 65 | 15 |
%difference (95%CI) | -96 (-283,90) | 98 (-68,264) | 37 (-141,215) | 208 (14,402) | -70 (-267,128) | |||||
P-value | 0.31 | 0.25 | 0.68 | 0.40 | 0.49 | |||||
Riboflavin | ||||||||||
Mean | 158 | 138 | 161 | 128 | 147 | 167 | 169 | 151 | 143 | 134 |
SEM | 9 | 11 | 7 | 7 | 7 | 12 | 11 | 8 | 7 | 8 |
%difference (95%CI) | -19 (-36,-3) | -30 (-44,-16) | 18 (3,34) | -14 (-30,3) | -9 (-27,8) | |||||
P-value | 0.02 | <0.00 | 0.02 | 0.10 | 0.29 | |||||
Niacin | ||||||||||
Mean | 310 | 353 | 314 | 253 | 301 | 257 | 321 | 284 | 307 | 283 |
SEM | 14 | 29 | 12 | 10 | 12 | 14 | 13 | 11 | 20 | 18 |
%difference (95%CI) | 44 (8,79) | -55 (-96,-25) | -52 (-86,-18) | -33 (-69,3) | -18 (-56,19) | |||||
P-value | 0.02 | <0.001 | 0.003 | 0.07 | 0.34 | |||||
Folate | ||||||||||
Mean | 139 | 93 | 132 | 116 | 125 | 133 | 138 | 133 | 126 | 114 |
SEM | 9 | 8 | 8 | 5 | 7 | 7 | 10 | 9 | 8 | 7 |
%difference (95%CI) | -42 (-57,-26) | -13 (-26,0) | 6 (-9,21) | -2 (-18,14) | -8 (-25,8) | |||||
P-value | <0.00 | 0.05 | 0.41 | 0.998 | 0.34 | |||||
Vitamin C | ||||||||||
Mean | 224 | 132 | 242 | 224 | 248 | 326 | 309 | 379 | 275 | 205 |
SEM | 23 | 19 | 21 | 21 | 29 | 69 | 39 | 57 | 40 | 42 |
%difference (95%CI) | -89 (-178,19) | -13 (-90,64) | 65 (-21,151) | 107 (17,197) | -78 (-174,19) | |||||
P-value | 0.06 | 0.74 | 0.14 | 0.02 | 0.11 | |||||
Calcium | ||||||||||
Mean | 125 | 92 | 130 | 87 | 133 | 139 | 138 | 113 | 123 | 111 |
SEM | 8 | 7 | 6 | 4 | 11 | 6 | 10 | 15 | 10 | 8 |
%difference (95%CI) | -33 (-51,-11) | -39 (-58,-20) | 2 (-19,24) | -22 (-44,1) | -22 (-46,1) | |||||
P-value | 0.004 | <0.00 | 0.82 | 0.06 | 0.06 | |||||
Magnesium | ||||||||||
Mean | 106 | 75 | 112 | 84 | 106 | 104 | 115 | 97 | 102 | 95 |
SEM | 6 | 7 | 5 | 3 | 4 | 4 | 4 | 4 | 4 | 6 |
%difference (95%CI) | -31 (-41,-21) | -25 (-34,-17) | -3 (-12,7) | -16 (-26,-6) | -5 (-15,6) | |||||
P-value | <0.001 | <0.001 | 0.56 | 0.002 | 0.38 | |||||
potassium | ||||||||||
Mean | 96 | 67 | 98 | 77 | 95 | 88 | 104 | 88 | 93 | 84 |
SEM | 5 | 4 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
%difference (95%CI) | -28 (-37,-19) | -19 (-27,-12) | -8 (-17,0) | -12 (-21,-3) | -8 (-17,2) | |||||
P-value | <0.001 | <0.001 | 0.05 | 0.007 | 0.11 | |||||
iron | ||||||||||
Mean | 136 | 91 | 121 | 97 | 111 | 130 | 126 | 110 | 116 | 104 |
SEM | 11 | 9 | 10 | 9 | 8 | 9 | 9 | 8 | 11 | 9 |
%difference (95%CI) | -43 (-59,-28) | -24 (-37,-11) | 17 (2,31) | -16 (-31,0) | -11 (-27,5) | |||||
P-value | <0.001 | <0.001 | 0.03 | 0.05 | 0.18 | |||||
zinc | ||||||||||
Mean | 119 | 139 | 113 | 88 | 117 | 196 | 123 | 96 | 118 | 103 |
SEM | 6 | 9 | 4 | 4 | 5 | 18 | 5 | 4 | 8 | 6 |
%difference (95%CI) | 15 (-4,35) | -24 (-41,-7) | 74 (55,92) | -26 (-45,-6) | -12 (-33,9) | |||||
P-value | 0.13 | 0.005 | <0.001 | 0.01 | 0.25 | |||||
selenium | ||||||||||
Mean | 100 | 149 | 116 | 86 | 97 | 97 | 103 | 79 | 93 | 87 |
SEM | 6 | 41 | 13 | 7 | 5 | 4 | 5 | 5 | 7 | 12 |
%difference (95%CI) | 49 (18,79) | -25 (-51,1) | -2 (-31,27) | -27 (-57,4) | -6 (-39,26) | |||||
P-value | 0.002 | 0.06 | 0.89 | 0.119 | 0.70 | |||||