Schoolchildren with Learning Difficulties Have Low Iron Status and High Anemia Prevalence

Table 2

Comparative analysis between children with DIRS and those without.

	With DIRS ()	Without DIRS ()	value
	Case	Control
Hemoglobin (g/L) ± SD	118  ± 6.14	122 ± 9.68	0.02
CI^†	115.0, 120.1	119.3, 123.7
Hematocrit (%) ± SD	35.7 ± 2.12	35.9 ± 3.09	0.69
CI	34.86, 36.53	35.20, 36.62
Serum ferritin (µg/L) ± SD	28.8 ± 13.2	34.9 ± 15.6	0.04
CI	24.27, 33.25	31.07, 38.72

All data are mean.
SD = standard deviation.
^†CI = 95% confidence interval.
^‡Based on unpaired Student’s -tests.