Table 3.

Patients with drainage over 10 days

	Drainage over 10 days
	Yes (n = 28)	No (n = 10)
AVS (yes/no)	7/21	5/5	ns
SVA (yes/no)	2/26	1/9	ns
H-K	1.96 ± 0.46	1.83 ± 0.41	ns
VPS(yes/no)	2/26	0/10	ns
CSF drained/day	147.1 ± 49.3	177.1 ± 92.6	ns

Abbreviations: AVS, ; CSF, cerebrospinal fluid; H-K, ; SVA, ; VPS, .