Impact of peritumoral brain edema on pre- and postoperative clinical conditions and on long-term outcomes in patients with intracranial meningiomas

Table 6 Multiple logistic regression analyses for postoperative complications and preoperative and postoperative KPS

	Odds ratio	95% confidence interval	p value
For postoperative complications
No edema	Reference
Edema < 51.95 cm³	1.92	1.31–2.81	< 0.001
Edema ≥ 51.95 cm³	2.98	1.91–4.64	< 0.001
Age	1.01	1.00–1.03	0.02
Simpson I	Reference
Simpson II	1.48	1.01–2.15	0.04
Simpson III	4.21	1.79–9.90	0.001
Simpson IV, V	1.73	1.04–2.86	0.03
Without significance: sex, symptomatic meningiomas, ASA score, KPS preop, tumor site, tumor volume and tumor side
For pre- and postoperative KPS
KPS preop
No edema	Reference
Edema < 51.95 cm³	0.26	0.11–0.59	0.001
Edema ≥ 51.95 cm³	0.23	0.09–0.56	0.001
Age	0.97	0.94–0.99	0.03
ASA Score 1	4.07	1.14–14.48	0.02
ASA Score 2	3.86	1.96–7.61	< 0.001
Tumor volume in cm³	0.99	0.98–0.99	0.02
Without significance: sex, symptomatic meningiomas, Simpson, tumor site and tumor side
KPS postop
No edema	Reference
Edema < 51.95 cm³	0.31	0.14–0.67	0.003
Edema ≥ 51.95 cm³	0.88	0.33–2.34	0.80
ASA Score 3, 4	Reference
ASA Score 1	2.15	0.69–6.64	0.18
ASA Score 2	3.35	1.61–6.94	0.001
KPS preop	1.07	1.05–1.10	< 0.001
Without significance: age, sex, symptomatic meningiomas, Simpson, tumor site, tumor volume and tumor side

ISSN: 2047-783X