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Table 1 Baseline characteristics

From: Preprocedural ultrasound versus landmark techniques for spinal anesthesia performed by novice residents in elderly: a randomized controlled trial

 

Group LM (n = 60)

Group UM (n = 60)

Group UP (n = 60)

Age (y)

73.51 ± 7.99

72.37 ± 7.83

71.42 ± 7.54

Weight (kg)

77.72 ± 11.48

81.73 ± 17.09

78.44 ± 15.13

Height (cm)

166.13 ± 8.86

167.83 ± 7.12

167.48 ± 8.19

BMI (kg/m2)

28.21 ± 4.30

28.98 ± 6.01

28.21 ± 4.67

Gender

 M

47 (78)

50 (83)

49 (82)

 F

13 (22)

10 (17)

11 (18)

Type of surgery

 Urology

47 (78)

47 (78)

51 (85)

 Orthopedics

6 (10)

7 (12)

8 (13)

 General surgery

7 (12)

6 (10)

1 (2)

  1. Values are mean ± SD or numbers (%)
  2. Group LM landmark-guided midline technique, group, UP Ultrasound-guided paramedian technique, group, UM Ultrasound -guided midline technique