Table 2.
Physiological parameters at the onset of severe sepsis a
| Physiological parameters | All patients (N = 1,040) | No selenium (n = 627) | Selenium (n = 413) | P- value |
|---|---|---|---|---|
| Leucocyte count, ×103/μl |
14 (8.25 to 20.3) |
14.3 (9.1 to 20.2) |
13.5 (6.0 to 20.7) |
0.059 |
| C-reactive protein, mg/L |
101 (19 to 210) |
78 (13 to 193) |
146 (46 to 235) |
<0.001 |
| Procalcitonin, ng/ ml |
2.7 (0.8 to 9.4) |
2.3 (0.7 to 7.2) |
3.7 (0.9 to 12.9) |
<0.001 |
| Blood lactate, mg/dl |
2.7 (1.6 to 5.4) |
2.5 (1.6 to 5.3) |
2.9 (1.7 to 5.6) |
0.031 |
| Mean arterial pressure, mmHg |
60 (54 to 66) |
61 (55 to 67) |
59 (51 to 64) |
0.006 |
| Heart rate, beats/min |
110 (95 to 127) |
108 (94 to 124) |
113 (96 to 134) |
0.003 |
| Serum creatinine, μmol/L |
102 (75 to 152) |
101 (75 to 146) |
108 (74 to 166) |
0.257 |
| Platelet count, ×103/μl |
178 (112 to 261) |
176 (111 to 260) |
179 (113 to 274) |
0.854 |
| Haemoglobin, mmol/L |
5.5 (4.7 to 6.3) |
5.5 (4.7 to 6.3) |
5.5 (4.8 to 6.2) |
0.757 |
| Serum bilirubin, mg/dl | 16 (10 to 27) | 16 (11 to 27) | 15 (10 to 28) | 0.283 |
aData presented are median (25% to 75% interquartile range).