Components of iron status Stages of pregnancy (Trimesters) p values
First Second Third
n (%) n (%) n (%)
Normal iron status 13 (11.6) 11 (9.8) 0 (0.0)   0.0001 (S)
Abnormal iron status 99 (88.4) 101 (90.2) 112 (100)   0.04 (S)
Iron deficiency 27 (24.1) 40 (35.7) 25 (22.3)   0.06 (NS)
Iron deficiency anaemia 65 (58) 61 (54.5) 86 (76.8)   0.02 (S)
Inflammatory anaemia 6 (5) 0 (0.0) 1 (0.9)   0.02 (S)
Inflammatory anaemia + Iron deficiency 1 (1.3) 0 (0.0) 0 (0.0   0.2 (NS)
n: Number of observed subjects in each group; The prevalences of the various components of iron status were defined depending on established references [6,21,23,25,26,53], S: Difference statistically significant for p<0.05; NS: Difference not statistically significant for p>0.05.
Table 4: Components of iron status during pregnancy