Table 1 : Demographic data of the patients (data are presented as mean±SD, number).


Variables Group D
(n=214)
Group F
(n=208)
P-value

Age(year) 54.18±8.40 55.76±11.62 0.111

Gender

Female 171 166 0.979
Male 43 42 0.983
Weight(kg) 88.32±10.31 86.99±9.64 0.171
Height (cm) 169.10±8.54 168.45±7.70 0.411

ASA

II 135 128 0.743
III 79 80 0.825
Diabetes mellitus 102 98 0.694
Hypertension 124 132 0.246

Type of surgery

Unilateral TKR 188 184 0.846
Bilateral TKR 26 24 0.863
Mean duration of surgery (min) 258.36±47.52 255.49±46.49 0.530

ASA: American Society of Anesthesiologists physical status classification system
TKR: Total knee replacement; Group D: Dexmedetomidine group;
Group F: Fentanyl group

Soliman et al.Journal of Anesthesiology and Clinical Science  2016 5:1DOI : 10.7243/2049-9752-5-1