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Interspinous level of successful puncture and block level
| Landmark- guided group n = 40 |
Ultrasound- assisted group n = 40 |
P value | |
|---|---|---|---|
| Interspace level of successful puncture n (%) | 0.036 | ||
| L2/L3 | 10 (25%) | 19 (47.5%) | |
| L3/L4 | 30 (75%) | 21 (52.5%) | |
| Peak dermatome level n (%) | 0.251 | ||
| T8 | 13 (32.5%) | 18 (45%) | |
| T10 | 27 (67.5%) | 22 (55%) | |
Data are presented as n (%)
