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Table 1 Baseline characteristics of RUBIS patients

From: Cost-effectiveness of 82-Rubidium PET myocardial perfusion imaging for the diagnosis of myocardial ischemia depending on the prevalence of coronary artery disease

 

Total patients (N = 308)

Patients with low PTP (N = 46)

Patients with intermediate PTP (N = 132)

Patients with high PTP (N = 130)

p value

Women, No. (%)

142 (46.1)

33 (71.7)

92 (69.7)

17 (13.1)

< 0.001

Age, mean ± SD

61 ± 9.6

49.8 ± 7.2

59.2 ± 7.8

66.2 ± 8.1

< 0.001

BMI, mean ± SD, kg/m2

31.8 ± 6.5

34.1 ± 7.5

32.1 ± 7.1

30.6 ± 5.1

< 0.01

Smoker (active or former), No. (%)

126 (40.9)

20 (43.5)

49 (37.1)

57 (43.8)

0.047

 Active smoker, No. (%)

67 (21.8)

16 (34.8)

26 (19.7)

25 (19.2)

 Former smoker, No. (%)

59 (19.2)

4 (8.7)

23 (17)

32 (25)

 

Dyslipidemia, No. (%)

260 (84.4)

40 (86.9)

115 (87.1)

105 (80.8)

0.32

Coronary heredity, No. (%)

66 (21.4)

11 (23.9)

32 (24.3)

23 (17.7)

0.39

Hypertension, No. (%)

265 (86)

37 (80.4)

110 (83.3)

118 (90.8)

0.11

Diabetes, No. (%)

237 (76.9)

37 (80.4)

103 (78)

97 (74.6)

0.97

 Type I, No. (%)

2 (0.6)

0 (0)

1 (0.8)

1 (0.8)

 

 Non-insulin-dependent, No. (%)

166 (53.9)

26 (56.5)

71 (53.8)

69 (53.1)

 

 Insulin-requiring, No. (%)

69 (22.4)

11 (23.9)

31 (23.5)

27 (20.8)

 

Cardiac risk factors, mean ± SD

3 ± 0.7

3 ± 0.4

3.1 ± 0.7

3.1 ± 0.9

0.97

Chest pain, No. (%)

< 0.001

 Atypical

36 (11.7)

1 (2.2)

18 (13.6)

17 (13.1)

 Typical

46 (14.9)

1 (2.2)

18 (13.6)

27 (20.8)

 Non-anginal

226 (73.4)

44 (95.6)

96 (72.7)

86 (66.1)

DF score, mean ± SD

    

< 0.001

 Atypical chest pain

16 ± 8.1

5 ± 0

10.3 ± 6.1

22.8 ± 3.3

 

 Typical chest pain

56.3 ± 18.7

22 ± 0

47.5 ± 17.9

63.4 ± 15.6

 

 No specific chest pain

 

Exertional dyspnea, No. (%)

19 (6.1)

0 (0)

8 (6.1)

11 (8.5)

0.11