Table 2: Total knowledge, attitude, and practice of the studied group about healthy nutrition during pregnancy before and after the intervention.

Variables Pre intervention Post intervention p-value
-Total Knowledge score
Median (interquartile range),
53
(33-125)
127
(44-146)
0.001**^
-Total attitude score
Median (interquartile range),
3
(0.0-11)
11
(1-12)
0.001**^
-Total practice score
Median (interquartile range),
4
(2-7)
6
(3-8)
<0.001**^
Total Knowledge adequacy
NO (%)
31 (28.2) 85 (77.3) <0.001**^^
Total adequacy of positive attitude NO (%) 9 (8.2) 83 (75.5) <0.001**^^
Total practice and healthy habits well done NO (%) 36 (32.7) 85 (77.3) <0.001**^^

^= Wilcoxon signed-rank test, ^^= Mc Nemar test and **statistically highly significant difference (P ≤ 0.001).