Table 2.

Patient characteristics of 274 emergency department patients with ultrasound-guided nerve blocks

Demographic variables	n (%)
Age groups (years)
12–20	12 (4.4)
21–30	34 (12.4)
31–40	59 (21.5)
41–50	69 (25.2)
51–60	81 (29.6)
61–70	17 (6.2)
71–80	2 (0.7)
Gender
Male	184 (67.2)
Female	90 (32.8)
Drug used
Bupivacaine	243 (88.7)
Ropivacaine	31 (11.3)
Indications
Fractures*	128 (46.7)
Laceration	44 (16.1)
Rib fracture	27 (9.9)
Crush injury	21 (7.7)
Foreign body	13 (4.7)
Procedures†	12 (4.4)
Amputation	11 (4.0)
Dislocation	9 (3.3)
Medical conditions‡	9 (3.3)

*Fractures excluding rib fractures, ^†Procedures include chest tube insertions (8), priapism drainage (3), rectus wall hematoma (1), ^‡Medical conditions include electrical storm (2), pancreatitis (2), refractory occipital migraine (5)