Table 1 Baseline characteristics of cardiomyopathy cases and matched Controls.

Total

52,130

10,426

41,704

TUD

< 0.001

Without

50,780

97.41

10,095

96.83

40,685

97.56

With

1,350

2.59

331

3.17

1,019

2.44

Sex

0.999

Male

29,360

56.32

5,872

56.32

23,488

56.32

Female

22,770

43.68

4,554

43.68

18,216

43.68

Age (years)

60.21 ± 18.52

60.24 ± 18.55

60.20 ± 18.51

0.844

Age groups (yrs)

0.999

20–49

12,655

24.28

2,531

24.28

10,124

24.28

50–64

14,800

28.39

2,960

28.39

11,840

28.39

≧ 65

24,675

47.33

4,935

47.33

19,740

47.33

Low-income household

< 0.001

Without

51,598

98.98

10,243

98.24

41,355

99.16

With

532

1.02

183

1.76

349

0.84

DM

< 0.001

Without

40,705

78.08

7,547

72.39

33,158

79.51

With

11,425

21.92

2,879

27.61

8,546

20.49

HTN

< 0.001

Without

38,694

74.23

6,974

66.89

31,720

76.06

With

13,436

25.77

3,452

33.11

9,984

23.94

Hyperlipidemia

< 0.001

Without

41,430

79.47

7,906

75.83

33,524

80.39

With

10,700

20.53

2,520

24.17

8,180

19.61

CHF

< 0.001

Without

51,412

98.62

10,150

97.35

41,262

98.94

With

718

1.38

276

2.65

442

1.06

CVA

< 0.001

Without

49,681

95.30

9,853

94.50

39,828

95.50

With

2,449

4.70

573

5.50

1,876

4.50

COPD

0.841

Without

49,505

94.96

9,905

95.00

39,600

94.95

With

2,625

5.04

521

5.00

2,104

5.05

CKD

0.067

Without

52,130

100.00

10,426

100.00

41,704

100.00

With

3,193

5.77

596

5.41

2,597

5.86

Depression

< 0.001

Without

48,220

92.50

9,530

91.41

38,690

92.77

With

3,910

7.50

896

8.59

3,014

7.23

Anxiety

< 0.001

Without

49,518

94.99

9,829

94.27

39,689

95.17

With

2,612

5.01

597

5.73

2,015

4.83

Bipolar

< 0.001

Without

50,378

96.64

10,003

95.94

40,375

96.81

With

1,752

3.36

423

4.06

1,329

3.19

Psychotic

< 0.001

Without

50,054

96.02

9,936

95.30

40,118

96.20

With

2,076

3.98

490

4.70

1,586

3.80

Sleep

0.634

Without

48,696

93.41

9,750

93.52

38,946

93.39

With

3,434

6.59

676

6.48

2,758

6.61

AUD

0.026

Without

49,845

95.62

9,927

95.21

39,918

95.72

With

2,285

4.38

499

4.79

1,786

4.28

IDUD

0.002

Without

50,859

97.56

10,128

97.14

40,731

97.67

With

1,271

2.44

298

2.86

973

2.33

CCI_R

0.99 ± 1.17

1.08 ± 1.24

0.97 ± 1.15

< 0.001

Season

0.941

Spring (Mar - May)

11,596

22.24

2,301

22.07

9,295

22.29

Summer (Jun - Aug)

10,716

20.56

2,135

20.48

8,581

20.58

Autumn (Sep - Nov)

11,221

21.53

2,248

21.56

8,973

21.52

Winter (Dec - Feb)

18,597

35.67

3,742

35.89

14,855

35.62

Location

< 0.001

Northern

20,687

39.68

4,986

47.82

15,701

37.65

Middle

12,535

24.05

2,372

22.75

10,163

24.37

Southern Taiwan

12,325

23.64

2,401

23.03

9,924

23.80

Eastern Taiwan

4,797

9.20

572

5.49

4,225

10.13

Outlets islands

1,786

3.43

95

0.91

1,691

4.05

Urbanization level

< 0.001

1 (The highest)

14,014

26.88

2,737

26.25

11,277

27.04

2 (Second)

16,356

31.38

2,870

27.53

13,486

32.34

3 (Third)

10,534

20.21

2,911

27.92

7,623

18.28

4 (The lowest)

11,226

21.53

1,908

18.30

9,318

22.34

Level of care

0.030

Hospital center

15,712

30.14

3,132

30.04

12,580

30.16

Regional hospital

17,202

33.00

3,546

34.01

13,656

32.75

Local hospital

19,216

36.86

3,748

35.95

15,468

37.09