Table 2.
Demographic and baseline characteristics of the study participants
| Characteristic | PRP + Artz (N = 48) |
PRP + HYAJOINT Plus (N = 47) | P value |
|---|---|---|---|
| Age, years | 61.9 ± 8.8 | 61.0 ± 8.1 | 0.590t |
| Gender, female(%) | 31 (64.6%) | 30 (63.8%) | 0.431a |
| Weight, kg | 64.0 ± 13.5 | 67.0 ± 14.0 | 0.286t |
| Height, cm | 161.1 ± 8.6 | 162.1 ± 7.2 | 0.522t |
| Body mass index, kg/m2 | 24.5 ± 3.8 | 25.4 ± 4.4 | 0.286 t |
| Employment status (light worker/heavy labor) | 40 (83.3%)/8 (16.7%) | 41 (87.2%)/6 (12.8%) | 0.592f |
| Knee injection side (left/right) | 23 (47.9%)/25 (52.1%) | 24 (51.1%)/23 (48.9%) | 0.759a |
| Disease duration, years | 5.3 ± 4.1 | 5.5 ± 3.3 | 0.734t |
The values are given as mean ± the standard deviation or number of patients, with the percentage in parentheses; aχ2-test; f Fisher’s exact test; t independent t-test
*P < 0.05