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Table 1 Baseline patient characters

From: Impact of type 2 diabetes mellitus on mid-term mortality for hypertrophic cardiomyopathy patients who underwent septal myectomy

Variable

No diabetes (n = 134)

Diabetes (n = 67)

p value

Age, years

48.8 ± 13.5

50.1 ± 13.8

0.53

Male, n

78 (58.2%)

41 (61.2%)

0.69

Body mass index, kg/m2

25.9 ± 3.9

25.6 ± 3.7

0.69

Family history of HCM or SCD, n

18 (13.4%)

15 (22.4%)

0.11

Heart rate, beats/min

72.2 ± 9.3

72.7 ± 8.5

0.71

BNP, pg/mL

1379.9 (636.3–2342.4)

1605.5 (573.7–2726.3)

0.71

Creatinine, umol/L

77.3 ± 13.4

76.8 ± 14.8

0.83

Glomerular filtration rate, ml/min 

99.8 ± 20.2

93.7 ± 18.5

0.04

Hs-CRP, mg/L

0.97 (0.40–1.80)

1.30 (0.56–2.28)

0.04

LDL, mmol/L

2.6 ± 0.9

2.5 ± 0.6

0.31

HDL, mmol/L

1.2 ± 0.5

1.16 ± 0.3

0.63

Comorbidities

 Hypertension, n

54 (40.3%)

28 (41.8%)

0.84

 Hyperlipemia, n

28 (20.9%)

15 (22.4%)

0.81

Clinical presentation

 Chest pain, n

35 (26.1%)

20 (29.9%)

0.58

 Palpitation, n

11 (8.2%)

8 (11.9%)

0.39

 Syncope, n

14 (10.4%)

8 (11.9%)

0.75

 Atrial fibrillation, n

16 (11.9%)

19 (28.4%)

0.004

Echocardiographic indices

 LVEDD, mm

41.8 ± 5.7

41.5 ± 4.5

0.70

 IVST, mm

20.3 ± 5.6

20.0 ± 5.8

0.74

 Posterior wall, mm

11.9 ± 2.4

12.2 ± 2.9

0.56

 LVEF,  %

71.4 ± 5.6

71.3 ± 5.4

0.94

 IVST ≥ 30 mm, n

11 (8.2%)

4 (6.0%)

0.57

 Moderate or severe MR

24 (17.9%)

7 (10.4%)

0.17

Medical therapy

 Beta-blockers, n

99 (73.9%)

50 (74.6%)

0.91

 Calcium-channel blockers, n

7 (5.2%)

7 (10.4%)

0.17

 ACEI/ARB, n

17 (12.7%)

8 (11.9%)

0.88

 Statins, n

14 (10.4%)

11 (16.4%)

0.23

 Insulin, n

–

19 (28.4%)

–

 Metformin, n

–

39 (58.2%)

–

 Acarbose, n

–

12 (17.9%)

–

  1. Values are presented as percentage, mean ± SD, or median (interquartile range) when appropriate
  2. IVST interventricular septal thickness, HCM hypertrophic myocardiopathy; SCD sudden cardiac death, NYHA New York Heart Association, BNP brain natriuretic peptide, LVEF left ventricular ejection fraction, LDL low density lipoprotein, HDL high density lipoprotein, LVEDD left ventricular end diastole diameter, LVOT left ventricular outflow tract, MR mitral regurgitation, ACEI/ARB angiotensin-converting enzyme inhibitor or angiotensin receptor blocker