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Table 3 Distribution and in-hospital mortality according to the study variables of type 2 diabetes (T2DM) patients and matched nondiabetic controls with a bioprosthetic surgical aortic valve replacement (SAVR)

From: Impact of type 2 diabetes mellitus in the utilization and in-hospital outcomes of surgical aortic valve replacement in Spain (2001–2015)

 

T2DM

Matched non-T2DM

p

IHM T2DM

IHM Matched non-T2DM

p

Year, n (%)

 2001–2003

588 (6.2)

588 (6.2)

NA

35 (5.9)

39 (6.6)

0.638

 2004–2006

1288 (13.5)

1288 (13.5)

94 (7.3)

104 (8.1)

0.459

 2007–2009

1831 (19.3)

1831 (19.3)

111 (6.1)

128 (6.9)

0.253

 2010–2012

2676 (28.1)

2676 (28.1)

110 (4.1)

141 (5.3)

0.045

 2013–2015

3126 (32.9)

3126 (32.9)

104 (3.3)

163 (5.2)

< 0.001

Sex, n (%)

 Male

5346 (56.2)

5346 (56.2)

NA

243 (4.5)

288 (5.4)

0.045

 Female

4163 (43.8)

4163 (43.8)

211 (5.1)

287 (6.9)

< 0.001

Age in years, mean (SD)

74.86 (5.7)

74.86 (5.7)

NA

75.6 (5.4)

75.9 (5.7)

0.845

Age group, mean (SD), years

 40–64

398 (4.2)

398 (4.2)

NA

16 (4.0)

19 (4.8)

0.591

 65–74

3757 (39.5)

3757 (39.5)

158 (4.2)

179 (4.8)

0.247

 75–84

5150 (54.2)

5150 (54.2)

267 (5.2)

359 (6.9)

< 0.001

 ≥ 85

204 (2.1)

204 (2.1)

13 (6.4)

18 (8.8)

0.339

CCI, mean (SD)

0.7 (0.7)

0.7 (0.6)

0.011

1.23 (1)

1.14 (0.9)

0.469

CCI, n (%)

 0

4600 (48.4)

4681 (49.2)

0.046

118 (2.6)

156 (3.3)

0.195

 1

3235 (34.0)

3274 (34.4)

172 (5.3)

232 (7.1)

0.186

 2+

1674 (17.6)

1554 (16.3)

164 (9.8)

187 (12.0)

0.006

COPD, n (%)

 No

8597 (90.4)

8584 (90.3)

0.754

403 (4.7)

523 (6.1)

< 0.001

 Yes

912 (9.6)

925 (9.7)

51 (5.6)

52 (5.6)

0.067

Renal dysfunction, n (%)

 No

8383 (88.2)

8731 (91.8)

< 0.001

370 (4.4)

499 (5.7)

< 0.001

 Yes

1126 (11.8)

778 (8.2)

84 (7.5)

76 (9.8)

0.782

Coronary artery disease, n (%)

 No

5237 (55.1)

6240 (65.6)

< 0.001

194 (3.7)

320 (5.1)

< 0.001

 Yes

4272 (44.9)

3269 (34.4)

260 (6.1)

255 (7.8)

0.599

Occlusive peripheral arterial disease, n (%)

 No

8564 (90.1)

8271 (86.9)

< 0.001

404 (4.7)

503 (6.1)

< 0.001

 Yes

945 (9.9)

1238 (13.0)

50 (5.3)

72 (5.8)

0.178

Atrial fibrillation, n (%)

 No

6385 (67.1)

5968 (62.8)

< 0.001

316 (4.9)

375 (6.3)

0.380

 Yes

3124 (32.8)

3541 (37.2)

138 (4.4)

200 (5.6)

0.013

CABG, n (%)

 No

6553 (68.9)

7200 (75.7)

< 0.001

285 (4.3)

384 (5.3)

< 0.001

 Yes

2956 (31.1)

2309 (24.3)

169 (5.7)

191 (8.3)

0.184

Pacemaker implantation, n (%)

 No

9044 (95.1)

9078 (95.5)

0.248

430 (4.7)

549 (6.0)

< 0.001

 Yes

465 (4.9)

431 (4.5)

24 (5.2)

26 (6.0)

0.215

LOHS, mean (SD)

18.2 (14.9)

18.2 (17.1)

0.706

24.6 (18.5)

28.0 (21.0)

0.569

  1. The p value for the difference between patients with type 2 diabetes and matched controls was calculated with the bivariate conditional logistic regression model
  2. CABG, coronary artery bypass surgery; CCI, Charlson Comorbidity Index; COPD, chronic obstructive pulmonary disease; LOHS, length of hospital stay; IHM, in-hospital mortality; NA, not applicable, as this is a matching variable