Table 2.

Postdural puncture headache in women and men after continuous spinal anesthesia (SPA) with 22G Quincke or Sprotte spinal needle and a 28G microcatheter (n=825)

Age (years)	Quincke spinal needle						Sprotte spinal needle
	Women		Men		All		Women		Men		All
	n	%	n	%	n	%	n	%	n	%	n	%
<40	2	6.9			2	6.4	1	7.7	1	16.7	2	10.5
41–50	3	8.6	2	6.4	5	5.3
51–60	4	2.4			4	1.3	1	1.3	1	1.9	2	1.5
61–70	5	1.5	2	1.5	7	1.6	2	3.2	1	2.6	3	2.9
71–80									1	2.6	1	1.2
>80
Total	14	1.7	4	1.0	18	1.5	4	1.8	4	2.6	8	2.1