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Table 2 Coronary flow velocity reserve and calcium score parameters

From: Prognostic value of calcium score and coronary flow velocity reserve in asymptomatic diabetic patients

Variables

Non DM

DM

Total

p value: non DM vs. DM

(n = 99)

(n = 101)

(n = 200)

Baseline diastolic flow velocity (m/sec), LAD

0,27 ± 0,05

0,27 ± 0,07

0,27 ± 0,06

p = 0,663

Hyperemic diastolic flow velocity (m/sec), LAD

0,72 ± 0,16

0,67 ± 0,19

0,70 ± 0,18

p = 0,061

Rest heart rate

71,27 ± 10,86

70,70 ± 9,11

70,98 ± 10,0

p = 0,687

Hyperemic heart rate

76,23 ± 12,36

75,23 ± 10,82

76,06 ± 11,58

p = 0,835

CFVR

2,65 ± 0,41

2,48 ± 0,44

2,56 ± 0,44

p = 0,011

CFVR <2

3 (3,0 %)

19 (18,8 %)

22 (11,0 %)

p < 0,001

CFVR ≥2

96 (97,0 %)

82 (81,2 %)

178 (89,0 %)

CS - total

93,10 ± 196,59

322,76 ± 534,84

209,09 ± 419,56

p < 0,001

CS - LAD

46,16 ± 93,24

142,32 ± 232,88

96,24 ± 184,40

p < 0,001

CS, no. (%)

0–10

56 (56,6 %)

31 (30,7 %)

87 (43,5 %)

p < 0,001

11–100

18 (18,2 %)

14 (13,9 %)

32 (16,0 %)

101–400

20 (20,2 %)

35 (34,6 %)

55 (27,5 %)

401–1000

3 (3,0 %)

14 (13,9 %)

17 (8,5 %)

≥1001

2 (2,0 %)

7 (6,9 %)

9 (4,5 %)

CS 0–199

84 (84,8 %)

56 (55,4 %)

140 (70,0 %)

p < 0,001

CS ≥200

15 (15,2 %)

45 (44,6 %)

60 (30,0 %)

  1. Plus–minus values are means ± SD, DM diabetes mellitus, LAD left anterior descending artery, CS calcium score, CFVR coronary flow velocity reserve, CVD cardiovascular disease