Table 3.
Comparison of absorbable pin fixation and titanium prosthesis (historical controls)
| Parameter | Absorbable pin fixation (n = 10) | Titanium prosthesis (n = 16) | p Value |
|---|---|---|---|
| Gender | 1.000‡ | ||
| Males | 5 (50.0%) | 8 (50.0%) | |
| Females | 5 (50.0%) | 8 (50.0%) | |
| Age (years)* | 41.80 (26.50–57.10) | 44.94 (37.23–52.65) | 0.658§ |
| Followup (months)* | 80.30 (58.28–102.32) | 33.69 (27.42–39.95) | 0.001§ |
| Flexion (degrees)* | 134.80 (127.79–141.81) | 108.94 (86.42–131.45) | 0.031§ |
| Mayo score (points)† | 100 (96.25–100) | 87.50 (80.00–98.75) | 0.012
|
* Values expressed as means, with 95% confidence intervals in parentheses; †values expressed as medians, with interquartile ranges in parentheses; ‡chi square test; §Student’s t test; 
Mann-Whitney U test.