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. 2024 Jan 10;16(2):217. doi: 10.3390/nu16020217

Table 10.

Intra-group comparison of nutrition literacy before and after intervention in CDIP group.

Variable Pre-Test Post-Test Statistics p-Value
CDIP Group
Total Diet Quality Distance 43.41 ± 7.28 29.11 ± 8.52 9.403 b <0.001
Types of Food 8.50 (8.00~9.00) 12.00 (11.00~13.00) −5.330 a <0.001
Grains and Tubers −4.00 (−5.00~−1.25) −4.00 (−5.00~−2.00) −0.662 a 0.508
Meat and Poultry 0 (−1.00~2.00) 1.00 (0~1.00) −1.671 a 0.095
Animal Blood or Liver −6.00 (−6.00~−6.00) −2.00 (−6.00~0) −4.373 a <0.001
Seafood −3.00 (−4.00~−1.00) −2.00 (−3.00~−2.00) −2.243 a 0.025
Eggs −2.00 (−4.00~0) 0 (0~0) −3.835 a <0.001
Soy and Soy Products −2.00 (−3.00~−1.00) −1.00 (−2.00~0) −2.744 a 0.006
Vegetables 0 (−2.00~0) 0 (0~0) −2.994 a 0.003
Seaweed −2.00 (−2.00~−2.00) 0 (−1.50~0) −4.640 a <0.001
Fruits 5.00 (0~6.00) 0 (0~0) −4.639 a <0.001
Nuts −3.00 (−3.00~0) 0 (0~0) −4.744 a <0.001
Dairy −3.00 (−5.00~−1.00) 0 (−1.00~0) −5.035 a <0.001
Water −3.00 (−5.00~0) 0 (−3.00~0) −3.950 a <0.001
Oil 0 (0~2.00) 0 (0~0) −2.449 a 0.014
Salt 2.00 (0~2.00) 2.00 (0~2.00) −1.387 a 0.166

Note: Continuous variables normally distributed are presented as mean ± standard deviation; non-normally distributed continuous variables are presented as median (interquartile range); ‘a’ indicates Paired Wilcoxon Signed Ranks Test”; “b” indicates paired t-test.