| 22 G (n = 57) | | 23 G (n = 57) | | 25 G (n = 57) | |
---|
PLH (-) | 15 | 26.3% | 14 | 24.6% | 20 | 35.1% |
PLH (±) | 6 | 10.5% | 6 | 10.5% | 9 | 15.8% |
PLH (+) | 26 | 45.6% | 28 | 49.1% | 27 | 47.4% |
PLH (2+) | 10 | 17.5% | 9 | 15.8% | 1 | 1.8% |
- PLH(-): headache of usual severity; PLH(±): headache plus other symptoms; PLH(+): headache increased; PLH(2+): headache very severe. Although severe headache occurred more frequently with the larger needles, the differences were not significant.