Effects of lower body positive pressure treadmill on functional improvement in knee osteoarthritis: A randomized clinical trial study

Table 1 Baseline characteristics of recruited patients

Characteristic	LBPP group (n = 8)	Conventional group (n = 10)	P value
Age (yr)	59.63 ± 8.40	58.30 ± 8.54	0.746
Sex (male/female)	3/7	2/6	1.000
Height (cm)	162.25 ± 5.23	162.80 ± 5.12	0.825
Weight (kg)	61.25 ± 4.57	61.11 ± 6.07	0.958
BMI (kg/m2)	23.24 ± 0.85	23.02 ± 1.37	0.178
Duration of symptoms (mo)	68.13 ± 14.60	63.40 ± 15.00	0.983
Affected knee (left/right)	3/5	4/6	1.000
Kellgren-Lawrence Grade (Grade 2/Grade 3)	6/8	7/3	0.897

There were no significant differences between lower body positive pressure group and conventional group. BMI: Body mass index; LBPP: Lower body positive pressure.