Table 1.

Patient characteristics

Patient No	Age	Sex	Complaint	Sinusitis	First surgery	Second surgery	Bacteriology	Antibiotic regimen	Antibiotherapy duration (weeks)	Previous antibiotherapy
1	38	M	H/A, motor deficit	+	BH	None	Sterile	V + M + Met	7	+
2	14	M	H/A, fever	+	BH	None	Sterile	V + M + Met	8	+
3	34	M	H/A, dysphasia	+	Craniotomy	None	Fusobacterium	V + Pip + Cl + A	10	+
4	18	M	H/A, motor deficit	+	Craniotomy	None	Sterile	V + M + Met	8	+
5	7	M	H/A, N/V, fever	+	Craniotomy	Craniotomy	Sterile	V + C + Met	7	+
6	11	M	H/A, N/V, AMS, fever, seizure	+	Craniotomy	Craniotomy	NHS	V + M + Met	8	+
7	29	M	H/A, N/V, AMS, motor deficit, fever	+	Craniotomy	Craniotomy	Sterile	V + C + Met	9	+
8	17	M	H/A, N/V, fever	+	Craniotomy	BH	Sterile	V + M + Met	8	+
9	14	F	H/A, N/V, AMS, fever	+	Craniotomy	BH	NHS	V + C + Met	9	+
10	20	M	H/A, N/V, AMS, motor deficit, fever	+	Craniotomy	None	Sterile	V + M + Met	10	+
11	10	F	H/A, N/V, fever, seizure	+	Both	None	NHS	V + C + Met	10	+
12	12	M	H/A, fever, motor deficit	+	Craniotomy	Craniotomy	Sterile	V + M	8	+

M: Male; F: Female; H/A: Headache; N/V: Nausea and vomiting; NHS: Nonhemolytic streptococcus; AMS: Altered mental status; BH: Burrhole aspiration; V: Vancomycin; M: Meropenem; Met: Metronidazole; Pip: Piperacillin/tazobactam; Cl: Clindamycin; A: Amphotericin B; C: Ceftriaxone.