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Table 2 Comparison of characteristics of patients with first NSTE-ACS event pre- and post-matching for access to CAG and PCI

From: Impact of access to coronary angiography and percutaneous coronary intervention on in-hospital and five-year mortality in patients with acute coronary syndrome: a propensity-matched cohort study in Thailand

Demographics

Pre-matched

Post-matched

Access to CAG and PCI

No access to CAG and PCI

SMD

Access to CAG and PCI

No access to CAG and PCI

SMD

Total, N

5072

15,741

 

5072

5072

 

n (%)

      

Male

3061 (60.4)

8057 (51.2)

0.185

3061 (60.4)

3025 (59.6)

0.014

Age, mean ± SD

65.0 ± 10.8

69.0 ± 12.2

0.35

65.0 ± 10.8

65.1 ± 12.1

0.009

Hypertension

3639 (71.7)

9016 (57.3)

0.306

3639 (71.7)

3576 (70.5)

0.027

Hypercholesterolemia

3300 (65.1)

6018 (38.2)

0.557

3300 (65.1)

3242 (63.9)

0.024

Diabetes

2131 (42.0)

5599 (35.6)

0.133

2131 (42.0)

2158 (42.5)

0.011

Hyperthyroidism

54 (1.1)

205 (1.3)

0.022

54 (1.1)

54 (1.1)

< 0.001

Hypothyroidism

109 (2.1)

388 (2.5)

0.021

109 (2.1)

113 (2.2)

0.005

Chronic kidney disease

951 (18.8)

4213 (26.8)

0.192

951 (18.8)

989 (19.5)

0.019

Severe obesity

35 (0.7)

51 (0.3)

0.052

35 (0.7)

26 (0.5)

0.023

Valvular heart disease

285 (5.6)

967 (6.1)

0.022

285 (5.6)

263 (5.2)

0.019

Previous TIA/stroke

179 (3.5)

605 (3.8)

0.017

179 (3.5)

190 (3.7)

0.012

Atrial fibrillation

403 (7.9)

1730 (11.0)

0.104

403 (7.9)

414 (8.2)

0.008

Heart failure

1473 (29.0)

6064 (38.5)

0.201

1473 (29.0)

1476 (29.1)

0.001

Type of admission at a PCI-center hospital

  

0.236

  

0.071

From any department

4598 (90.7)

15,176 (96.4)

 

4598 (90.7)

4698 (92.6)

 

Referred from other hospital

474 (9.3)

565 (3.6)

 

474 (9.3)

374 (7.4)

 

Health regional zone

  

0.437

  

0.089

1

381 (7.5)

1302 (8.3)

 

381 (7.5)

399 (7.9)

 

2

279 (5.5)

790 (5.0)

 

279 (5.5)

295 (5.8)

 

3

265 (5.2)

747 (4.7)

 

265 (5.2)

270 (5.3)

 

4

566 (11.2)

1324 (8.4)

 

566 (11.2)

585 (11.5)

 

5

579 (11.4)

1432 (9.1)

 

579 (11.4)

591 (11.7)

 

6

487 (9.6)

1363 (8.7)

 

487 (9.6)

498 (9.8)

 

7

324 (6.4)

891 (5.7)

 

324 (6.4)

324 (6.4)

 

8

255 (5.0)

1250 (7.9)

 

255 (5.0)

293 (5.8)

 

9

399 (7.9)

1500 (9.5)

 

399 (7.9)

389 (7.7)

 

10

212 (4.2)

1040 (6.6)

 

212 (4.2)

239 (4.7)

 

11

318 (6.3)

1647 (10.5)

 

318 (6.3)

322 (6.3)

 

12

273 (5.4)

1627 (10.3)

 

273 (5.4)

271 (5.3)

 

13

734 (14.5)

828 (5.3)

 

734 (14.5)

596 (11.8)

 
  1. CAG, coronary artery angiography; NSTE-ACS, non-ST-elevation acute coronary syndrome; PCI, percutaneous coronary intervention; SD, standard deviation; SMD, standardized mean difference; TIA, transient ischemic attack