Where used:
| Data Set | Cancer Outcomes and Services Data Set - Head and Neck | references in description OBSERVATION DATE (WEIGHT) |
| Data Set | National Renal Data Set - Renal Care | references in description OBSERVATION DATE (WEIGHT) |
| Data Set | National Renal Data Set - Transplant | references in description OBSERVATION DATE (WEIGHT) |
| Data Element | OBSERVATION DATE (WEIGHT) | references in description OBSERVATION DATE (WEIGHT) |