Proceedings of Réanimation 2018, the French Intensive Care Society International Congress

Annals of Intensive Care

Table 1 Main comparative characteristics and outcomes between cases and controls

Variables	Case n = 84	Control n =133	p-value
General characteristics
Age	58 [50–66]	72 [62–78]	< 0.001
Gender (male), n(%)	62 (74)	79 (59)	0.030
Obstructive respiratory disease, n(%)	8 (9)	36 (27)	0.002
Restrictive respiratory disease, n(%)	2 (2)	13 (10)	0.019
Chronic heart failure, n(%)	6 (7)	44 (33)	< 0.001
Corticosteroid therapy, n(%)	69 (84)	4 (3)	< 0.001
Performance Status 3–4, n(%)	59 (70)	39 (41)	< 0.001
Severity at admission
PaO₂/FiO₂	161 [101–233]	166 [120–232]	0.113
Respiratory rate, cycles/min	30 [24–35]	27 [23–33]	0.472
SAPS II	46 [32–59]	39 [29–53]	0.534
Invasive mechanical ventilation, n(%)	33 (39)	52 (39)	0.978
Mortality
ICU mortality, n(%)	20 (24)	32 (24)	0.966
Hospital mortality, n(%)	39 (46)	65 (49)	0.687

Case: patients with primary malignant brain tumors; Controls: patients with solid tumors of other type; SAPS II, Simplified Acute Physiology Score II; SOFA, Sequential Organ Failure Assessment
Continuous variables are expressed as median (first quartile–third quartile) and categorical data are expressed as number (%)