Variable |
Frequency: n (%) |
Previous SA |
Yes |
10 (8.6%) |
No |
106 (91.4%) |
Previous history of PDPH |
Yes |
3 (2.6%) |
No |
113 (97.4%) |
Position |
Sitting |
115 (99.1%) |
Lateral |
1 (0.9%) |
Number of attempts |
Single attempt |
64 (55.2%) |
Twice attempt |
36 (31%) |
>2 attempts |
16 (13.8%) |
Size of SA needle |
18 Gauge |
11 (9.5%) |
20 Gauge |
49 (42.5%) |
22 Gauge |
29 (25%) |
24 Gauge |
15 (12.9%) |
25 Gauge |
1 (0.9%) |
26 Gauge |
5 (4.3%) |
|
27 Gauge |
6 (5.2%) |
A successful block |
Yes |
111 (95.7%) |
No |
5 (4.3%) |
Associated symptoms |
Neck stiffness |
34 (29.3%) |
Tinnitus |
2 (1.7%) |
Photophobia |
1 (0.9%) |
Nausea |
10 (8.6%) |
None |
69 (59.5%) |
|