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Table 1 Population’s characteristics

From: Evaluation of least significant changes of pulse contour analysis-derived parameters

Characteristics  
Age (years) 59 ± 13
Gender
 Male/female 20 (40)/30 (60)
Body mass index (kg/m2) 26.5 ± 5.3
ASA classification
 ASA 1 9 (18)
 ASA 2 10 (20)
 ASA 3 30 (60)
 ASA 4 1 (2)
Surgery
 Cerebral tumor 37 (74)
 Other 13 (26)
Surgery duration (h) 2.8 ± 1.1
Tidal volume (ml) 423 ± 55
Tidal volume (ml/kg/ideal weight) 7 ± 1
PEEP (cmH2O) 5 ± 2
Respiratory rate (cycles/min) 14 ± 2
FiO2 (%) 41 ± 9
  1. Data are expressed as mean ± standard deviation or as number (percentage)
  2. ASA American Society of Anesthesiologists, PEEP positive end expiratory pressure, FIO2 fraction inspired oxygen