MLX and type 2 diabetes mellitus: The frequencies of CO18 (92.9%), AT4 (71.4%), TF4 (71.4%), CO10 (64.3%), AH6a (57.1%), CO13 (42.9%), CO11 (35.7%), CO12 (35.7%), CO15 (35.7%), and CO4 (35.7%) were all above 30.0%, making them common acupoints in the treatment of type 2 diabetes using auricular pressure.