Table 1. Demographic and Clinical Characteristics of Patients in the Two Study Groups a,b,c.
| Parameters | Heparinized Saline Group (n = 50) | Normal Saline Group (n = 50) | P Value |
|---|---|---|---|
| Age, y | 49.7 ± 11.2 | 53.5 ± 12.2 | 0.194 |
| Gender | |||
| Male | 30 (60) | 39 (78) | 0.052 |
| Female | 20 (40) | 11 (22) | |
| Height, cm | 162 ± 14 | 160 ± 15 | 0.492 |
| Weight, kg | 69.1 ± 11.1 | 67.4 ± 10.8 | 0.440 |
| Type of surgery | |||
| CABG | 33 (66) | 27 (54) | 0.710 |
| Valve | 22 (44) | 28 (56) | |
| aPTT, sec c | 33.7 ± 4.9 | 32.1 ± 4.2 | 0.083 |
| Platelet count, × 103 c | 226 ± 51 | 240 ± 57 | 0.199 |
| Arterial catheter size (gauge) | |||
| 20 | 46 (92) | 48 (96) | 0.678 |
| 18 | 4 (8) | 2 (4) | |
| Arterial catheter site | |||
| Radial | 42 (84) | 41 (82) | |
| Brachial | 5 (10) | 6 (12) | |
| Femoral | 2 (4) | 0 | 0.791 |
a Abbreviations: aPTT, Activated partial prothrombin time; and CABG, Coronary artery bypass grafting.
b Data are presented as No. (%) or Mean ± SD.
c In second postoperative day.