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Table 1 Demographic characteristics of study population (n = 699)

From: “It’s a precious gift, not to waste”: is routine cross matching necessary in orthopedics surgery? Retrospective study of 699 patients in 9 different procedures

Characteristics No. of patients (%)/Mean ± S.D
Age (years) 50.23 ± 18.18
Gender
 Male 416 (59.5)
 Female 283 (40.5)
ASA Status
 ASA I 126 (18.0)
 ASA II 380 (54.4)
 ASA III 166 (23.7)
 ASA IV 25 (3.6)
Tourniquet Status
 Applied 410 (58.7)
 Not applied 289 (41.3)
Nature of Surgery
 Emergency 286 (40.9)
 Elective 413 (59.1)
Pre-operative Hb (g/dl) 12.17 ± 1.95