Table I.

Frailty scoring system.

Marker	Value	Score
Performance Status	0-1	0
	≥2	1
Charlson Comorbidity Index	0-2	0
	≥3	1
Neutrophil-Lymphocyte Ratio	<4	0
	≥4	1
Total	Low	0
	Intermediate	1
	High	2, 3