From: The influence of epidural volume extension on spinal block with hyperbaric bupivacaine for elective knee arthroplasty
Group 1 (n=40)
Group 2 (n=40)
p
Smax
T8 (T4–T10)
T6 (T4–T8)*
0.000
Tmax (min)
9 (6–15)
9 (6–18)
0.229
Time10 (min)
75 (60–120)
90 (60–135)*
0.002
Tadeq (min)
6 (3–12)
3 (3–9)*