Table 2: The data are expressed both as the number (percentage) of positive samples in the presence of the cells on the total of the samples evaluated and as an average value on 1000 RBC, for each group considered.

 

IDA n = 20)

β-Thalassemia (n = 20)

p*

ACD (n = 20)

p*

Precheratociti

Positive samples (%)

17 (85%)

11 (55%)

0.08

10 (50%)

< 0.05

Precheratocytes

mean/1000 RBC

1.55

0.35

< 0.001

0.36

< 0.001

Pencil cells

Positive samples (%)

17 (85%)

11 (55%)

0.08

11 (55%)

0.08

Pencil cells

mean/1000 RBC

1.8

0.67

< 0.001

0.63

< 0.001

*Compare vs. the IDA group.