Table 1.

Khorana risk score.

Patient Characteristics	Score	OR (95% CI)
Site of cancer    Very high risk (stomach, pancreas)    High risk (lung, lymphoma, gynecologic, bladder, testicular)    Other	2 1 0	4.3 (1.2–15.6) 1.5 (0.9–2.7)
Pre-chemotherapy platelet count ≥ 350 × 109/L	1	1.8 (1.1–3.2)
Hemoglobin level < 10.0 g/dl or using red blood cell growth factors	1	2.4 (1.4–4.2)
Pre-chemotherapy leukocyte count > 11 × 109/l	1	2.2 (1.2–4.0)
BMI ≥ 35 Kg/m2	1	2.5 (1.3–4.7)

BMI—body mass index. Cut-off scores: high risk, ≥3; intermediate risk, 1–2; low risk, 0.