Ain-Shams Journal of Anesthesiology

Table 1 Patients’ demographic data

From: Assessment for acute pain management in post-total knee replacement (TKR): a prospective cohort study in two Saudi Arabian medical centers

Demographics/clinical data		All (N, %) 242
Age	Mean	65.86
Age	(SD)	(8.67)
Gender	Male	105
	(N, %)	(43.4 %)
	Female	137
	(N, %)	(56.6 %)
BMI	Mean	32.46
BMI	(SD)	(5.51)
Lifestyle^a	Restricted	121
	(N, %)	(50.0 %)
	Normally active	121
	(N, %)	(50.0 %)
	Highly active	0
	(N, %)	(0.0 %)
Type of surgery	Unilateral TKR	133
	(N, %)	(55.0 %)
	Bilateral TKR	109
	(N, %)	(45.0 %)
Pain score	No pain (N, %)	0 (0.0 %)
	Mild pain (N, %)	20 (8.3 %)
	Moderate pain (N, %)	52 (21.5 %)
	Sever pain (N, %)	170 (70.2 %)
Type of analgesia	No analgesia (N, %)	0 (0.0 %)
	Non-opioid (N, %)	6 (2.5 %)
	Weak opioid (N, %)	46 (19.0 %)
	Strong opioid (N, %)	190 (78.5 %)

To test the difference between continuous variables, compare means ANOVA test was used. Chi-square was conducted to test discrete variables (frequencies)
BMI body mass index, N number or frequency of patients, SD standard deviation, TKR total knee replacement
^aLifestyle: restricted means always sitting, normal means everyday life activity, and highly active means exercising on daily basis

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