Low Hemoglobin among Pregnant Women in Midwives Practice of Primary Health Care, Jatinangor, Indonesia: Iron Deficiency Anemia or β-Thalassemia Trait?

Table 3

Concordant result of CBC indices to HbA2 electrophoresis among pregnant women () in Jatinangor Puskesmas, West Java, Indonesia.

Indices	HbA2; < 3.5; (n 17)	HbA2; ≥ 3.5; (n 6)	Total
RBC count
IDA < 5	17	5	22	0.228
Susp. β-TT > 5	—	1	1
MCV
IDA >76	15	3	18	0.232
Susp. β-TT < 76	2	3	5
MCH
IDA > 24	14	3	17	0.203
Susp. β-TT < 24	3	3	6
Shine & Lal
IDA > 1530	13	3	16	0.251
Susp. β-TT < 1530	4	3	7
Mentzer
IDA > 13	17	5	22	0.228
Susp. β-TT < 13	—	1	1
Srivastava
IDA > 38	17	5	22	0.228
Susp. β-TT < 38	—	1	1
Ehsani
IDA > 15	17	5	22	0.228
Susp. β-TT < 15	—	1	1
Sirdah
IDA > 27	17	5	22	0.228
Susp. β-TT < 27	—	1	1
Engels Fraser
IDA < 0	17	6	23	n.d.
Susp. β-TT > 0	—	—	—

Note. Susp. β-TT, suspect β-thalassemia trait; IDA, iron deficiency anemia; K, Cohen’s kappa. The indices with high suspect β-thalassemia trait cases.
Formula to calculate indices as shown in the bracket: index of Shine & Lal (), Mentzer (MCV/RBC), Srivastava (MCH/RBC), Engels Frase (), Ehsani (), Sirdah ().