KEY |
| S = | Serum Creatinine - Toggles between "mg/dL" and "μmol/L" |
| V = | Moves cursor to the text box where the "creatinine" value can be entered |
| A = | Moves cursor to the text box where the "age" value can be entered |
| R = | Race - Toggles between "African American" and "All other races" |
| G = | Gender - Toggles between "male" and "female" gender |
| T = | Traceable to IDMS - Toggles between creatinine methods "non-traceable" and "traceable to IDMS" |
| C = | CKD -Toggles - "GFR less than 60 or kidney damage for at least three months" |