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. 2020 Aug 18;13:2093–2102. doi: 10.2147/JPR.S259994

Table 2.

The Landriel Ibanez Classification of Complications

Grade Explanations
Grade I Non–life-threatening complications requiring no invasive treatment
Grade II Complications requiring invasive treatments
Grade III Life-threatening complications requiring management in ICU
Grade IV Complication resulting in death