*Otitis Media (OM) subtypes: Acute Otitis Media (AOM), Otitis Media with Effusion (OME), Episodic OME (< 3 months duration), Persistent (chronic) OME (pOME), Acute Otitis media without Perforation (AOMwoP), Recurrent Acute Otitis Media (rAOM), Acute OM with Perforation (AOMwiP), Chronic Suppurative Otitis Media (CSOM)
(Leach et al. 2021).