Influence of skin incision position on physiological and biochemical changes in tissue after primary total knee replacement – A prospective randomised controlled trial

Table 1 Patient pre-operative demographics

Demographic	Midline	Paramedian	P value
Mean age (years)	68	74	0.133
Sex (% female)	67%	70%	1.0
BMI	32	31	0.706
Diagnosis – osteoarthritis of the knee	100%	100%	1.0

ISSN: 1471-2482