Cardiology Research and Practice / 2013 / Article / Tab 1 / Clinical Study
Vitamin D Predicts All-Cause and Cardiac Mortality in Females with Suspected Acute Coronary Syndrome: A Comparison with Brain Natriuretic Peptide and High-Sensitivity C-Reactive Protein Table 1 Baseline characteristics of female patients arranged according to quartiles of 25(OH)D.
Characteristics
(%) Quartiles of 25(OH)D
valueQ1 Q2 Q3 Q4 25(OH)D (nM)*
0.000 Age, years*
0.000 Smoking status,
(%) 0.328 Current smoker,
(%) 8 (8.3) 11 (11.3) 15 (15.5) 13 (13.7) Past smoker,
(%) 79 (82.3) 69 (71.1) 73 (75.3) 72 (75.8) Never smoked,
(%) 9 (9.4) 17 (17.5) 9 (9.3) 10 (10.5) Angina pectoris,
(%) 16 (16.3) 21 (21.4) 23 (23.2) 20 (20.4) 0.669 CHF,
(%) Killip class 2–4 24 (24.5) 21 (21.4) 9 (9.1) 17 (17.3) 0.031 History of previous MI,
(%) 10 (10.2) 6 (6.1) 4 (4.0) 4 (4.1) 0.230 CABG,
(%) 4 (4.1) 4 (4.1) 2 (2.0) 0 (0.0) 0.207 PCI,
(%) 7 (7.1) 5 (5.1) 9 (9.1) 7 (7.1) 0.757 Hypertension,
(%) 71 (72.4) 71 (72.4) 74 (74.7) 61 (62.2) 0.219 History of DM 1,
(%) 2 (2.1) 1 (1.0) 1 (1.0) 0 (0.0) 0.566 History of DM 2,
(%) 31 (32.0) 15 (15.5) 15 (15.2) 7 (7.2) 0.000 STEMI,
(%) 11 (11.3) 8 (8.5) 12 (12.4) 9 (9.3) 0.804 TnT release,
(%) 45 (45.9) 33 (33.7) 24 (24.5) 28 (28.6) 0.009 eGFR (μ mol L−1 )*
0.240 Cholesterol† /statin,
(%) 18 (18.4) 17 (17.3) 13 (13.1) 19 (19.4) 0.664 Beta-blocker,
(%) 21 (21.6) 26 (26.8) 28 (28.3) 25 (26.0) 0.742 Known CHD,
(%) 22 (22.7) 30 (30.6) 29 (29.3) 25 (25.8) 0.594 BMI (kg/m2 )*
0.641 BNP quartiles 0.004 Q1 19 (19.4) 16 (16.3) 31 (31.3) 32 (32.7) Q2 17 (17.3) 25 (25.5) 27 (27.3) 30 (30.6) Q3 27 (27.6) 27 (27.6) 23 (23.2) 21 (21.4) Q4 35 (35.7) 30 (30.6) 18 (18.2) 15 (15.3) hsCRP quartiles 0.062 Q1 21 (21.6) 21 (21.4) 29 (29.3) 25 (25.5) Q2 21 (21.6) 23 (23.5) 28 (28.3) 27 (27.6) Q3 18 (18.6) 32 (32.7) 21 (21.2) 27 (27.6) Q4 37 (38.1) 22 (22.4) 21 (21.2) 19 (19.4)
Mean ± SD.† Concentration > 250 mg/dL. SD: standard deviation; 25(OH)D: 25-hydroxyvitamin D; CHF: congestive heart failure; MI: myocardial infarction; CABG: coronary artery bypass grafting; PCI: percutaneous coronary intervention; DM: diabetes mellitus; STEMI: ST-elevation myocardial infarction; TnT: troponin T; eGFR: estimated glomerular filtration rate; CHD: coronary heart disease; BMI: body mass index; BNP: B-type natriuretic peptide; and hsCRP: high-sensitivity C-reactive protein.