From: Resource use data by patient report or hospital records: Do they agree?
 | Data Collection Method |  | |
---|---|---|---|
 | PDR Mean (sd) | PSR Mean (sd) | p |
Overall n = 52 | 4.3 (2.8) | 5.6 (3.9) | 0.006 |
Trial Group | Â | Â | Â |
Orthopaedic Medicine Specialist n = 36 | 3.8 (2.3) | 5.4 (3.4) | Â |
Orthopaedic Surgeon n = 16 | 5.6 (3.4) | 6.2 (4.8) | Â |