Table 2.

Response criteria in included studies.

Study	Criteria
Ronsley et al., 2021 [32]	LGG: Partial response: decrease ≥50% Minor response: decrease 25–49% Progression: increase ≥25% pNF: Partial response: decrease ≥20% Progression: increase ≥20%
Selt et al., 2020 [33]	Complete response: no evidence of residual or recurrent tumor or dissemination Partial response: decrease ≥50% Minor response: decrease 25–50% without new lesions Stable disease: change in volume between +25–−25% without new lesions Progression: increase ≥25% or appearance of new lesions
Toledano et al., 2021 [34]	NA
McCowage et al., 2018 [35]	Dombi criteria [41]
Manoharan et al., 2020 [36]	RANO criteria [42] Minor response: decrease 25–50%
Peterson et al., 2020 [25]	Radiological response, radiologically stable, and progression without clear definition
Geoerger et al., 2018 [37]	Dombi criteria [41]
Paul et al., 2020 [38]	Complete response, partial response, stable disease, progressive disease without clear definition.

LGG: low-grade glioma; pNF: plexiform neurofibroma.