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. 2019 Jun 12;26(1):e000026. doi: 10.1136/bmjhci-2019-000026

Table 1.

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