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Table 2 Influence of UGT1A1 (TA) n genotype on laboratory parameters of patients

From: Uridine diphosphate glucuronosyl transferase 1A (UGT1A1) promoter polymorphism in young patients with sickle cell anaemia: report of the first cohort study from Nigeria

Parameter

a. Low activity UGT1A1 genotypes

N = 25

b. Intermediate activity UGT1A1 genotypes

N = 42

c. Normal activity UGT1A1 genotypes (i.e Wild type)

N = 25

d. High activity UGT1A1 genotypes

N = 9

Anova (Kruskal-Wallis Test) P values (a vs b vs c vs d)

Biochemical and haematologic

Median (Range)

Median (Range)

Median (Range)

Median (Range)

Total Bilirubin (mg/dl)

2.8 (1.2–8.1)

1.8 (0.8–4.6)

1.4 (0.4–3.8)

1.4 (0.5–2.8)

< 0.0001** 1

Unconjugated Bilirubin (mg/dl)

1.8 (0.6–6.3)

0.8 (0.1–3.3)

0.6 (0.1–2.3)

0.5 (0.3–1.6)

< 0.0001** 1

LDH (IU/L)

987 (296–1860)

798 (215–1489)

789 (340–1417)

287 (197–800)

0.0002** 2

AST (IU/L)

46 (18–89)

37 (8–89)

42 (7–89)

39 (18–89)

0.4837**

ALT (IU/L)

25 (4–65)

19 (7–77)

20 (7–44)

12 (4–34)

0.216**

Hb conc (g/dl)

7.3 (6.3–10)

7.5 (6.3–9.7)

7.2 (6.2–10)

7.9 (7–8.8)

0.608**

MCV (fl)

80.6 (66.9–104.1)

82.3 (60.3–10.2)

77.3 (63.9–96.3)

81 (55.9–115)

0.642**

RBC (×  1012/L)

2.7 (1.9–4.1)

2.7 (1.8–4.1)

2.9 (1.8–4.8)

2.8 (2.2–3.9)

0.258**

WBC (×  109/L)

13 (8.5–26)

13.4 (6.1–29.3)

13.3 (7–25)

12.2 (7.6–23.1)

0.889**

Platelet (×  109/L)

367 (118–771)

349 (159–601)

361 (108–669)

391 (135–832)

0.955**

HbF (%)

9.7 (1.3–20.6)

8.2 (1.7–24.4)

10.7 (2.5–32)

9.4 (0.9–28.5)

0.86**

HbS (%)

80 (71–91.5)

82 (44–91.5)

80 (44–88.3)

80 (65–89)

0.90**

HbA2 (%)

1.6 (0.5–3.5)

1.7 (0.2–3.8)

1.5 (0.2–4.0)

1.1 (0.3–3.1)

0.3147**

  1. Significant p values are indicated in bold fonts
  2. HbF Fetal hemoglobin, RBC Red blood cell, Hb Hemoglobin concentration, HbS Hemoglobin S, HbA2 Hemoglobin A2, MCV Mean corpuscular volume, WBC White blood cell count, LDH Lactate dehydrogenase, AST Aspartate transaminase, ALT Alanine transaminase
  3. ** = Kruskal-Wallis Test with Dunn’s multiple comparison post-hoc tests with differences in *1 = (a vs b), (a vs c), (a vs d) only; *2 = (a vs d), (b vs d), (c vs d) only