Table 2:
Doppler characteristics, vitals, and laboratory values
| Baseline |
Maximum Change |
Relative Change (%) |
||||
|---|---|---|---|---|---|---|
| Infusion Side | No Infusion Side | Infusion Side | No Infusion Side | Infusion Side | No Infusion Side | |
| TCD (n = 6) | ||||||
| Systolic velocity | 101 ± 27 cm/s | 83 ± 24 cm/s | 73 ± 18 cm/s | 78 ± 21 cm/s | −26 ± 8a | −4 ± 27a |
| Diastolic velocity | 47 ± 23 cm/s | 42 ± 18 cm/s | 29 ± 16 cm/s | 38 ± 17 cm/s | −38 ± 16b | −6 ± 38b |
| PI | 0.849 ± 0.354 | 0.738 ± 0.209 | 1.091 ± 0.373 | 0.908 ± 0.288 | 21 ± 2 | 14 ± 23 |
| Vitals (n = 18) | Absolute changec | |||||
| Heart rate (beats/minute) | 71 ± 9 | 75 ± 24 | 10 ± 25 | |||
| Blood pressure (mm Hg) | Systemic 113 ± 16 | Systemic 120 ± 11 | Systemic 7 ± 12 | |||
| Diastolic 65 ± 10 | Diastolic 72 ± 13 | Diastolic 11 ± 21 | ||||
| Laboratory values (n = 9) | ||||||
| ΔA-V oxygen content (mL O2/100 mL) | 5.1 ± 2.1 | 5.3 ± 1.4 | 0.2 ± 1.0 | |||
| Hematocrit, local (%) | 35.8 ± 4.7 | 34.4 ± 5.1 | −1.3 ± 0.9 | |||
| Hematocrit, systemic (%) | 37.9 ± 6.0 | 36.0 ± 5.4 | −1.2 ± 1.1 | |||
| Catecholamines (n = 5) | ||||||
| Epinephrine (pg/mL) | 0 | 3 ± 6c | ||||
| Norepinephrine (pg/mL) | 167 ± 30 | 166 ± 45c | ||||
a
Note:— P = .009;
b
not significant, P = .065;
c
not significant.