Table 2 Comparisons of data related to ultrasound scanning of the three groups
From: Ultrasound-assisted modified paramedian technique for spinal anesthesia in elderly
Group M (n = 46) | Group P(n = 49) | Group PM (n = 49) | P | |
|---|---|---|---|---|
Cases of inconsistency between ultrasound-assisted and landmark-guided location of intervertebral space | 14 (30.4) | 12 (24.5) | 8 (16.3) | 0.266 |
Time taken to ultrasound-assisted location | 139.57 ± 31.18 | 144.22 ± 36.54 | 144.43 ± 33.50 | 0.734 |