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Table 4 Dermatome segments (upper and lower boundary) with surgical anesthesia tested with pinprick

From: Comparison of single-injection ultrasound-guided thoracic paravertebral block with transversus abdominis plane block in peritoneal dialysis catheter implantation: a randomized controlled trial

Dermatome segment Group TPVB
n = 28 		Group TAP
n = 30
T4 1 (3.5) 0 (0)
T5 2 (7) 0 (0)
T6 2 (7) 0 (0)
T7 4 (14) 1 (3.3)
T8 15 (53.6) 7 (23.3)
T9 21 (75) 19 (63.3)
T10 21 (75) 25 (83.3)
T11 13 (46.4) 18 (60)
T12 5 (17.9) 0 (0)
L1 3 (10.7) 0 (0)
  1. Values are number of patients with surgical anesthesia presented in that dermatome segment level (proportion of patients with surgical anesthesia presented in that dermatome segment level in the same group)
  2. TPVB thoracic paravertebral block, TAP transversus abdominis plane, T4–T12 thoracic nerves, L1 lumbar nerves
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ISSN: 1745-6215