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Table 1 Patient characteristics in the four groups (n = 379)

From: Mean platelet volume (MPV): new diagnostic indices for co-morbidity of tuberculosis and diabetes mellitus

Characteristic

HC

TB

DM

TB+DM

P value

n = 133

n = 113

n = 59

n = 74

Sex (male/female)

60/73

66/47

32/27

46/28

0.0497*

Age (years)

45.4±17.2

47.0±17.8

59.6±14.0

58.1±12.5

<0.0001*

BMI (kg/m2)

20.9±2.1

21.1±2.4

20.0±1.9

20.6±2.2

0.0110*

HbA1c (%)

NAa

NA

11.5±4.5

11.3±3.8

0.3915

Fasting glucose

NA

NA

13.3±5.5

12.3±3.7

0.2366

Smoking history

NA

48/113 (42.5%)

20/59 (33.9%)

38/74 (51.4%)

0.1219

TSPOT.TB (+)

NA

96/110 (87.3%)b

NA

42/74 (56.6%)

0.5726

DM medication

NA

NA

59/59 (100.0%)

50/74 (67.6%)

0.0011*

Insulin

  

10/59 (16.9%)

5/50 (10.0%)

0.0832

Metformin

  

42/59 (71.2%)

43/50 (86.0%)

0.5362

Others

  

7/59 (11.9%)

2/50 (4.0%)

0.1591

Years since DM diagnose

NA

NA

   

<1

  

0/59 (0.0%)

11/74 (14.9%)

0.0006*

1-5

  

21/59 (35.6%)

32/74 (43.2%)

0.0006*

6-15

  

28/59 (47.5%)

28/74 (37.8%)

0.2695

>15

  

10/59 (16.9%)

3/74 (4.1%)

0.0070*

With TB drug resistant

NA

8/113 (7.1%)

NA

2/74 (2.7%)

0.1953

With TB pulmonary cavity

NA

32/113 (28.3%)

NA

15/74(20.0%)

0.2169

  1. Different characteristic and statistic results among the four groups. HC Healthy community controls, TB Tuberculosis group, DM Diabetes group, TB+DM TB-DM co-morbidity group, BMI Body Mass Index, HbA1c Hemoglobin A1c, TSPOT.TB tuberculosis infectious T-lymphocyte spot assay; aNA not applicable; bData available from 96/110 patients. *Significant value (P < 0.05)