Table 4. Induction score, recovery times (appearance of spontaneous respiration, extubation, first movement, sternal recumbency, first attempt to stand, and standing), and recovery score in 214 Thoroughbred racehorses.
| Group | P-value | ||||
|---|---|---|---|---|---|
| TG (n=91) | PK (n=123) | ||||
| Induction score | 5 | (2–5) | 5 | (2–5) | 0.414 |
| Time to appearance of spontaneous respiration (min) | 8 | (1–40) | 8 | (1–20) | 0.218 |
| Time to extubation (min)* | 15 | (7–44) | 13 | (5–29) | 0.001 |
| Time to first movement (min)* | 50 | (29–70) | 32 | (1–60) | <0.001 |
| Time to sternal recumbency (min)* | 60 | (30–95) | 39 | (15–65) | <0.001 |
| Time to first attempt to stand (min)* | 65 | (35–95) | 42 | (20–65) | <0.001 |
| Time to standing (min)* | 65 | (35–100) | 42 | (20–65) | <0.001 |
| Recovery score* | 4 | (2–5) | 5 | (2–5) | 0.003 |
*Significant difference between the two groups. The recovery times and scores for induction/recovery (1 [poor] to 5 [excellent]) are expressed as median (range). For group definitions and doses of induction agents, see Table 1.