A Hospital-Based Study of Iodine Nutrition Status of Breastfeeding Mothers in Bangladesh

Table 2

Urinary iodine of studied mothers.

Groups of mothers	Median UI with IQR in μgm/L		UI < 100 μgm/L	UI ≥ 100 μgm/L
All subjects (n = 266)	298.6 (206.6–454.9)	—	17 (6.4)	249 (93.6)	—
Age group
<30 years (n = 185)	283.7 (205.4–434.0)	0.040	10 (5.4)	175 (94.6)	0.321
≥30 years (n = 81)	364.4 (228.4–529.9)		7 (8.6)	74 (91.4)
Socioeconomic condition
Average or less (n = 162)	274.4 (200.0–433.3)	0.020	12 (7.4)	150 (92.6)	0.398
Good (n = 104)	328.2 (243.8–510.0)		5 (4.8)	99 (95.2)
Breast feeding status
Exclusively (n = 132)	284.6 (196.0–441.5)	0.262	6 (4.5)	126 (95.5)	0.222
Nonexclusively (n = 134)	316.6 (226.2–479.9)		11 (8.2)	123 (91.8)
Presence of goiter
Goitrous (n = 39)	302.0 (205.5–448.5)	0.925	4 (10.7)	35 (89.7)	0.288
Nongoitrous (n = 227)	297.4 (206.5–445.8)		13 (5.7)	214 (94.3)
Awareness about iodine
Aware (n = 166)	316.6 (225.2–506.3)	0.018	8 (4.8)	158 (95.2)	0.177
Unaware (n = 100)	270.1 (196.0–407.2)		9 (9.0)	91 (91.0)
Parity
Unipara (n = 130)	285.8 (210.7–436.8)	0.271	5 (3.8)	125 (96.2)	0.097
Multipara (n = 136)	319.7 (205.5–503.6)		12 (8.8)	124 (91.2)
Age of breast fed baby
≤6 months (n = 138)	290.8 (197.2–290.8)	0.370	7 (5.1)	131 (94.9)	0.361
>6 months (n = 128)	310.3 (226.1–473.2)		10 (7.8)	118 (92.2)

by Mann–Whitney U test by χ2 test/Fisher’s exact test. Within parentheses are percentages over row total if not mentioned otherwise. UI: urinary iodine; IQR: interquartile range.