Table 1.

Baseline demographic and clinical characteristics for each group

Variable	Overall (mean±SD)	Ketamine (mean±SD)	Control (mean±SD)	Mean difference	p-value
Age (years)	41.78±15.56	42.52±15.56	41.04±15.87	0.31	0.53
Weight (kg)	62.76±12.25	60.69±9.5	64.82±14.39	1.08	0.13
Height (cm)	164.18±8.52	165.31±8.40	162.66±8.72	0.91	0.63
Duration of infusion (min)	114.67±49.72	109.13±53.98	120.21±45.60	0.75	0.78