“…The detailed characteristics of the included studies are shown in Table 1 . Among the included studies, 11 reported DKA and COVID-19 in children [ 8 , 11 , 22 , 30 , 34 , 44 , 45 , 56 , 61 , 66 , 72 ], 56 reported DKA and COVID-19 in adults [ 9 , 10 , 12 – 21 , 23 , 25 – 29 , 31 – 33 , 35 – 43 , 46 – 55 , 57 – 60 , 62 – 65 , 67 – 71 , 73 – 75 ], and only 1 study reported DKA and COVID-19 in both children and adults [ 24 ]. There were 54 case report [ 8 – 12 , 14 , 16 , 17 , 19 – 23 , 25 – 27 , 29 – 42 , 44 – 51 , 53 – 58 , 60 , 61 , 64 , 66 , 67 , 69 , 71 , 72 , 74 , 75 ], 10 case series [ 13 , 15 , 28 , 43 , 58 , 59 , 62 , …”