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. 2012 Sep 10;16(8):1427–1435. doi: 10.1017/S136898001200417X

Table 2.

Median (25th percentile, 75th percentile; P25, P75) crude daily nutrient intakes estimated from the FFQ and the 4 d food diary (FD) in the obese group (n 31): pregnant women between 12 and 29 weeks’ gestation, Edinburgh, UK

FFQ FD
Nutrient Median P25, P75 Median P25, P75 P value† P value‡
Energy (kJ) 10 157 8453, 11262 6544 5062, 7465 <0·001
Protein (g) 103·3 78·8, 124·1 63·0 50·7, 72·2 <0·001 0·655
Fat (g) 97·9 73·2, 119·8 61·6 48·4, 77·0 <0·001 0·827
Carbohydrate (g) 287·8 241·6, 367·0 198·7 149·2, 235·4 <0·001 0·720
SFA (g) 37·2 27·1, 47·6 23·6 16·5, 27·6 <0·001 0·664
MUFA (g) 34·0 24·8, 40·4 20·6 16·1, 24·8 <0·001 0·588
PUFA (g) 16·5 13·8, 18·6 10·5 8·5, 14·3 0·004 0·168
Cholesterol (mg) 300 215, 420 185 133, 222 <0·001 0·466
Sugars (g) 134·0 113·8, 167·0 80·3 62·0, 101·4 <0·001 0·105
Starch (g) 138·0 121·0, 178·0 112·1 97·0, 132·9 0·001 0·362
Fibre (g) 22·0 16·1, 28·3 3·3 2·7, 4·3 <0·001 1·000
Na (mg) 3222 2448, 3972 2381 1884, 2782 0·002 0·293
K (mg) 3957 3300, 5166 2371 1860, 2834 <0·001 0·686
Ca (mg) 1197 922, 1596 776 584, 945 <0·001 0·735
Mg (mg) 416 338, 490 211 152, 268 <0·001 0·279
P (mg) 1783 1448, 2178 1075 890, 1230 <0·001 0·558
Fe (mg) 14·17 11·54, 17·34 8·40 6·05, 11·25 <0·001 0·504
Cu (mg) 2·83 2·36, 3·47 0·81 0·53, 1·11 <0·001 0·854
Zn (mg) 12·40 9·50, 15·40 6·60 5·65, 8·30 <0·001 0·671
Cl (mg) 4826 3788, 6061 3575 2772, 4036 0·002 0·165
Mn (mg) 4·30 3·30, 4·95 2·08 1·51, 2·71 <0·001 0·583
Se (μg) 67·0 47·0, 80·0 34·0 27·5, 47·5 <0·001 0·570
Iodine (μg) 254 182, 316 122 96, 152 <0·001 0·692
Retinol (μg) 325 236, 426 224 171, 326 0·012 0·690
β-Carotene equivalents (μg) 3381 2393, 7336 1093 826, 1656 <0·001 0·800
Vitamin D (μg) 4·05 2·61, 4·77 1·79 0·72, 2·54 <0·001 0·820
Vitamin E (mg) 11·98 9·03, 15·33 7·11 5·07, 9·03 <0·001 0·800
Thiamin (mg) 1·97 1·53, 2·40 1·36 1·11, 1·59 <0·001 0·145
Riboflavin (mg) 2·08 1·60, 2·89 1·30 1·01, 1·61 <0·001 0·970
Niacin (mg) 24·50 18·55, 29·85 27·80 23·65, 34·80 0·011 0·509
Vitamin B6 (mg) 2·58 2·03, 3·30 1·59 1·40, 2·12 <0·001 0·155
Vitamin B12 (μg) 6·80 5·05, 8·80 3·89 2·78, 5·43 <0·001 0·541
Folic acid (μg) 323 240, 398 204 154, 231 <0·001 0·390
Pantothenic acid (mg) 6·53 5·20, 7·91 3·60 3·15, 5·00 <0·001 0·807
Biotin (μg) 46·5 36·7, 52·4 20·3 16·4, 26·5 <0·001 0·916
Vitamin C (mg) 150·0 116·5, 229·5 99·4 49·5, 173·2 0·197 0·907

P value, log-transformed as necessary, crude intakes (paired t test).

P value, log-transformed as necessary, energy-adjusted intakes (paired t test).