Table 7 Comparison of hematological and clinical-chemistry parameters between female kratom users and female non-users.

From: Hematological and clinical-chemistry parameters of kratom users: a comparative study of users and non-users in Southern Thailand

Parameters

Female

Kratom users

(n = 61)

Female

Non kratom users

(n = 208)

p-value

Reference range

WBC (103/µL)

6.68 ± 0.57

6.94 ± 0.57

0.332

4–9

RBC (106/ µL)

4.71 ± 0.15

4.65 ± 0.15

0.361

3.8–5.3

Hemoglobin (g/dL)

12.34 ± 0.45

12.39 ± 0.45

0.239

12–16

Hematocrit (%)

39.76 ± 1.23

39.20 ± 1.23

0.328

36–48

MCV (fL)

84.48 ± 2.76

84.49 ± 2.74

0.997

80–100

MCH (pg)

26.83 ± 1.05

26.72 ± 1.05

0.822

28–32

MCHC (g/dL)

31.62 ± 0.31

31.48 ± 0.31

0.317

31–35

RDW (%)

13.75 ± 0.48

14.28 ± 0.48

0.017

10.0–16.5

Platelets (103/µL)

281.71 ± 20.12

285.30 ± 20.04

0.699

150–350

Neutrophils (%)

47.03 ± 3.13

347.72 ± 3.12

0.636

42–85

Lymphocytes (%)

39.34 ± 2.92

38.04 ± 2.90

0.330

11–49

Monocytes (%)

6.39 ± 0.48

6.70 ± 0.48

0.161

0–9

Eosinophils (%)

7.10 ± 1.03

7.43 ± 1.03

0.485

0–6

Basophils (%)

0.13 ± 0.06

0.12 ± 0.06

0.524

0–2

Glucose (mg/dL)

80.41 ± 7.27

80.74 ± 7.24

0.921

74–106

HbA1c (%)

5.40 ± 0.27

5.14 ± 0.27

0.060

3.8–5.6

BUN (mg/dL)

10.96 ± 1.18

11.44 ± 1.18

0.377

7–18

Creatinine (mg/dL)

0.71 ± 0.05

0.73 ± 0.05

0.355

0.51–0.95

GFR (mL/min/1.73 m)

95.26 ± 3.95

93.41 ± 3.94

0.310

 ≥ 90

Total protein (g/dL)

7.77 ± 0.13

7.83 ± 0.13

0.357

6.4–8.2

Albumin (serum) (g/dL)

3.34 ± 0.10

3.48 ± 0.10

0.003

3.4–5.0

Globulin (g/dL)

4.43 ± 0.12

4.35 ± 0.12

0.122

2.3–3.4

Total bilirubin (mg/dL)

0.37 ± 0.07

0.43 ± 0.07

0.074

0.20–1.00

Direct bilirubin (mg/dL)

0.10 ± 0.01

0.11 ± 0.01

0.481

0.0–0.2

AST (U/L)

19.99 ± 4.73

19.92 ± 4.71

0.975

15–37

ALT (U/L)

19.81 ± 8.25

20.46 ± 8.22

0.863

14–59

Alk. Phosphatase (U/L)

75.23 ± 6.26

75.78 ± 6.23

0.984

46–116

  1. Adjusted for age, BMI, current smoking, and current alcohol drinking.
  2. p-values were calculated using ANCOVA.