Table 2.

Quality Assessment of Eligible Studies via Newcastle-Ottawa scale

Study	Selection bias	Sample Size	Patient inclusion criteria	Imaging test	Tumor volume measurement	Interpretation by >1 radiologist	Statistical analysis
Ebara 198629							✓
Sheu 198519							✓
Okazaki 198925			✓				✓
Yoshino 198317			✓				✓
Barbara 199226		✓			✓		✓
Matsuhashi 199632		✓					✓
Trere 199547			✓				✓
Saitoh 199530							✓
Sadek 199548				✓
Saito 199833			✓	✓			✓
Kubota 200349			✓	✓		✓
Nakajima 200231		✓	✓	✓			✓
Taouli 200520			✓			✓	✓
Woo 201051				✓		✓	✓
Shingaki 201327		✓		✓		✓	✓
Villa 201621		✓		✓	✓	✓	✓
Jha 201418		✓	✓	✓		✓	✓
An 201515		✓		✓		✓	✓
Kim 201714		✓	✓	✓			✓
Rich 20194		✓	✓	✓	✓	✓	✓

^*Checkmarks denote high-quality metrics and empty cells denote low-quality metrics