Table 1.

List of groups based on the International Classification of Diseases, Version 2019 classification.

Group name	International Classification of Diseases, Version 2019 classification
Circulatory and respiratory systems	R00-R09, J
Digestive system and abdomen	R10-R19
Skin and subcutaneous tissue	R20-R23, L
Musculoskeletal	M
Genitourinary system	R30-R39, N
Cognition, perception, emotional state, and behavior	R40-R46, F
Speech and voice	R47-R49
General symptoms and signs	R50-R69
Nervous system	G
Eye and adnexa	H