Read codes for body mass index recording
| Category | Read codes |
| Underweight | 22 K6 |
| Healthy | 22 K1, 22 K8 |
| Overweight | 22 K4, 22AA, 22 K5, 22 K2 |
| Obese | 22K7, 22KC, 22KD, 22KE, 66C, 6878, 9OK, C380*, C38z, C38zo, Cyu7, Cyu70, ZV778, 222A, 22A5 |
* indicates a wildcard expression to broaden character selection