Table 1 Physiological variables for piglets in NT and HT groups
Variables | Normothermia (NT) mean (SD) | Hypothermia (HT) mean (SD) | p Value |
|---|---|---|---|
Post-natal age (h) | 22.9 (0.9) | 23.2 (0.8) | 0.84 |
Body weight (g) | 1583 (105) | 1577 (91) | 0.79 |
HR (bpm) | |||
Baseline | 156 (12) | 156 (12) | 0.10 |
End of insult | 219 (55) | 199 (55) | 0.06 |
2–26 h after time zero | 162 (15) | 132 (10) | 0.10 |
48 h after time zero | 127 (12) | 157 (19) | 0.02 |
MABP (mmHg) | |||
Baseline | 46 (4) | 43 (7) | 0.69 |
End of insult | 53 (8) | 41 (6) | 0.04 |
2–26 h after time zero | 48 (3) | 42 (3) | 0.07 |
48 h after time zero | 47 (11) | 47 (10) | 0.99 |
T rectal (°C) | |||
Baseline | 38.8 (0.4) | 38.7 (0.2) | 0.82 |
End of insult | 38.5 (0.4) | 38.5 (0.3) | 0.11 |
2–26 h after time zero | 38.6 (0.1) | 33.4 (0.2) | 0.04 |
48 h after time zero | 38.4 (0.4) | 38.6 (0.5) | 0.30 |
pH | |||
Baseline | 7.49 (0.05) | 7.50 (0.07) | 0.39 |
Nadir of the insult | 7.43(0.07) | 7.49(0.11) | 0.26 |
12 h after time zero | 7.48(0.08) | 7.48(0.16) | 0.10 |
24 h after time zero | 7.44(0.09) | 7.47(0.11) | 0.68 |
48 h after time zero | 7.41(0.17) | 7.46(0.11) | 0.99 |
BE (mmol/L) | |||
Baseline | 6.5 (3) | 9.1 (2.4) | 0.46 |
Nadir of the insult | 1.3 (5.8) | 4.5 (5) | 0.16 |
12 h after time zero | 5.6 (1.3) | 7.6 (4.1) | 0.99 |
24 h after time zero | 4.9 (2) | 7.5 (6.2) | 0.63 |
48 h after time zero | 0.7 (3.2) | 3 (2.9) | 0.29 |
Lactate (mmol/L) | |||
Baseline | 2.7 (1.9) | 2.3 (0.9) | 0.84 |
Nadir of the insult | 7.6 (2.9) | 5.6 (2.1) | 0.25 |
12 h after time zero | 1.4 (0.3) | 1.2 (0.5) | 0.77 |
24 h after time zero | 1.3 (0.5) | 1.0 (0.3) | 0.07 |
48 h after time zero | 1.8 (0.9) | 1.5 (0.4) | 0.93 |
Glucose (mmol/L) | |||
Baseline | 7.2 (1.1) | 7.0 (1.0) | 0.11 |
Nadir of the insult | 9.0 (1.7) | 8.5 (1.5) | 0.36 |
12 h after time zero | 5.6 (2.3) | 8.5 (3.5) | 0.39 |
24 h after time zero | 4.6 (1.1) | 5.2 (0.7) | 0.39 |
48 h after time zero | 5.4 (0.6) | 7.0 (7.8) | 0.04 |