Blood. p

X² (p)

Mild

N = 34 (%)

Moderate

N = 28 (%)

Severe

N = 8 (%)

Normal n = 4 (%)

DD

15 (44.1)

11 (39.3)

4 (50.0)

3 (75.0)

8.090 (0.232)

I D

18 (52.9)

16 (57.1)

4 (50.0)

0 (0)

I I

1 (2.9)

1 (3.6)

0 (0)

1 (25.0)