TABLE 1.

Comparison between the three studies

Study	Naidoo et al. [7]	Nishino et al. [8]	Delaunay et al. [6]
Cases n	43	20	64
Histology	26 Melanoma	10 Melanoma	13 Melanoma
	9 NSCLC	4 NSCLC	48 NSCLC
	4 Haematological malignancies	6 Lymphoma	1 Lymphoma
	1 Bladder carcinoma		2 Head and neck carcinoma
	1 Breast carcinoma
	1 Pancreatic carcinoma
	1 Head and neck carcinoma
Incidence	5%	11.8%	3.5%
Time to pneumonitis onset	2.8 months (9 days to 19.2 months)	2.6 months (0.5–11.5)	2.3 months (0.2–27.4)

Data presented as median (range), unless otherwise stated. NSCLC: nonsmall cell lung cancer.