Table 1 Clinical parameters of the study subjects. Data are expressed as mean ± SD. *Represents statistically significant differences (p < 0.05) among non-diabetic control (NDC), pre-diabetes (PD) and type 2 diabetes (T2D). The abbreviations M and F stand for male and female, respectively

From: Oxygen-18 isotope of breath CO2 linking to erythrocytes carbonic anhydrase activity: a biomarker for pre-diabetes and type 2 diabetes

Parameters

Non-diabetic control (NDC) (n = 32)

Pre-diabetes (PD) (n = 39)

Type 2 Diabetes (T2D) (n = 48)

p values

Sex (M/F)

13/19

14/25

19/29

 

Age (Years)

35.94 ± 7.5

34.64 ± 6.5

38.6 ± 9.7

0.183

Weight (kg)

64.8 ± 6.5

65.9 ± 7

65.74 ± 5.7

0.748

BMI (kg/m2)

24.28 ± 2.8

24.17 ± 2.4

23.88 ± 2

0.877

Fasting Plasma Glucose (mg/dL)

90.19 ± 6.4

107.05 ± 5.1

140.42 ±7.7

<0.001*

Fasting Plasma Insulin (μIU/mL)

7.26 ± 3.4

9.6 ± 2.1

23.05 ± 3.2

<0.001*

2-hr Post-dose Plasma Glucose (mg/dL)

123.47 ± 10.1

172.56 ± 12.4

280.87 ± 39.1

<0.001*

HbA1c (%)

5.27 ± 0.2

6.11 ± 0.2

7.65 ± 0.5

<0.001*

Fasting CA Activity (U/min/mL)

9.18 ± 1.2

8.98 ± 1.2

5.81 ± 1.3

<0.001*

Post-dose CA Activity (U/min/mL)

6.47 ± 1.36

10.68 ± 1.6

11.03 ± 1.8

<0.001*