Where used:
| Data Set | National Joint Registry Data Set - Ankle | references in description PROCEDURE DATE (PRIMARY JOINT REPLACEMENT) |
| Data Set | National Joint Registry Data Set - Elbow | references in description PROCEDURE DATE (PRIMARY JOINT REPLACEMENT) |
| Data Set | National Joint Registry Data Set - Hip | references in description PROCEDURE DATE (PRIMARY JOINT REPLACEMENT) |
| Data Set | National Joint Registry Data Set - Knee | references in description PROCEDURE DATE (PRIMARY JOINT REPLACEMENT) |
| Data Set | National Joint Registry Data Set - Shoulder | references in description PROCEDURE DATE (PRIMARY JOINT REPLACEMENT) |
| Data Element | PROCEDURE DATE (PRIMARY JOINT REPLACEMENT) | references in description PROCEDURE DATE (PRIMARY JOINT REPLACEMENT) |