|
Variable
| |
Time after FNB
|
|---|
|
Baseline (0 min)
|
10 min
|
20 min (start of DEX infusion)
|
30 min
|
40 min
|
50 min
|
60 min
|
End of surgery
|
|---|
|
MAP (mmHg)
|
78
|
78
|
80
|
77
|
77
|
78
|
76
|
77
|
|
HR (beat/min)
|
71
|
78
|
82
|
65
|
74
|
68
|
73
|
70
|
|
CI (L/min/m2)
|
2.5
|
2.6
|
2.5
|
2.6
|
2.6
|
2.5
|
2.6
|
2.5
|
|
SVI (mL/beat/m2)
|
35
|
33
|
30
|
40
|
35
|
37
|
36
|
36
|
|
CVP (mmHg)
|
5
|
5
|
5
|
6
|
5
|
5
|
5
|
5
|
|
SVRI (dyne sec m2/cm5)
|
2334
|
2244
|
2398
|
2182
|
2213
|
2334
|
2182
|
2302
|
|
ScvO2 (%)
|
70
|
69
|
71
|
71
|
72
|
71
|
71
|
71
|
|
PaCO2 (mmHg)
|
39.7
| |
38.6
| |
39.1
| |
39.0
|
39.3
|
-
FNB femoral nerve block, LFCNB lateral femoral cutaneous nerve block, DEX dexmedetomidine, MAP mean arterial pressure, HR heart rate, CI cardiac index, SVI stroke volume index, CVP central venous pressure, SVRI systemic vascular resistance index, ScvO
2
central venous O2 saturation, PaCO
2
partial pressure of arterial carbon dioxide
