Table I.

Characteristics of patients

Age [years]	Sex	Site of primary cancer	Site of metastasis	Delay from T1 to cancer diagnosis [days]	Vitamin B₁₂ at T1 [ng/l]	Delay from cancer diagnosis to T2 [days]	Vitamin B₁₂ at T2 [ng/l]	Curative treatment before T2	Delay from cancer diagnosis to treatment [days]	Delay from treatment to T2 [days]
69	M	Lungs	Bones	7	1136	60	1807	None	NA	NA
71	M	Lungs	Lungs, lymph nodes, bones	7	1422	6	1805	None	NA	NA
73	W	Unknown	Lymph nodes	5	1029	97	1228	None	NA	NA
76	W	Breast	Bones	10	1307	29	1568	None	NA	NA
80	W	Pancreas	Liver, peritoneum	6	1441	35	2001	None	NA	NA
81	W	Pancreas	Lymph nodes	1	1150	15	1613	None	NA	NA
90	W	Stomach	–	19	1310	42	1204	None	NA	NA
91	M	Urothelium	–	3	2001	4	2001	None	NA	NA
63	M	Pancreas	Lungs	1	1151	27	1230	None	NA	NA
58	M	Liver	Liver	62	1032	96	563	None	NA	NA
64	W	Ovaries	Peritoneum	50	1578	181	1179	Surgery, chemotherapy	31	150
68	M	Lungs	Bones	6	2001	91	1044	Chemotherapy	6	85
88	M	Prostate	Bones	26	1567	93	2001	Hormonotherapy	14	79
48	M	Colon	Lungs	6	1221	7	733	Surgery	0	7
56	M	Lungs	Bones, lungs, adrenal glands	7	2001	107	310	Chemotherapy	11	96
58	W	Breast	Brain	11	1182	77	402	Chemotherapy	11	66
72	W	Stomach	–	29	1115	78	666	Surgery	0	78
74	W	Esophagus	–	1	1168	73	673	Chemotherapy, radiotherapy	35	38
74	M	Esophagus	Lymph nodes	20	1742	38	933	Chemotherapy	24	14