Skip to main content

Table 1 Patients demographics and surgical information (n = 269)

From: Risk factors for insufficient ultrasound-guided supraclavicular brachial plexus block

 

Mean (SD) or n (%)

Age (years)

55.7 (20.7)

Sex

    Male

115 (42.8)

    Female

154 (57.2)

BMI (kg/m)

23.1 (4.1)

Lidocaine dose (mg/kg)

1.7 (0.3)

Ropivacaine dose (mg/kg)

2.5 (0.5)

Level of surgeon

    Hand surgeon

177 (65.8)

    Residents

92 (34.2)

Comorbidity

    DM

19 (7.1)

    Mental disorder

7 (2.6)

Interval from block to surgery (min)

36.1 (7.7)

Surgical time (min)

93.8 (46.2)

Tourniquet inflating time (min)

73.9 (35.6)

  1. SD Standard deviation, BMI Body mass index, DM Diabetes mellitus