Table 1

Characteristics of patients with multiple cancers

Patient	Age	Gender	Ethnicity	Type of initial cancer	Treatment	Elapsed time to second cancer diagnosis	Type of second cancer diagnosis
1	81	Female	White	Invasive duct and lobular carcinoma breast cancer	Radiotherapy and surgery	54 months	Squamous cell cancer of the cervix
2	56	Female	White	Invasive ductal breast cancer	Chemotherapy, radiotherapy, hormonal therapy, and surgery	5 months	Papillary thyroid cancer
3	57	Female	Black	Colon adenocarcinoma	Chemotherapy and surgery	21 months	Papillary renal cell cancer
4	75	Male	White	Squamous cell cancer of the pharynx	Radiotherapy and surgery	29 months	Adenocarcinoma of the colon
5	65	Female	Black	Squamous cell cancer of the tongue	Chemotherapy, radiotherapy, and surgery	18 months	Hepatocellular cancer
6	60	Male	Black	Chronic myeloid leukemia	Chemotherapy	45 months	Renal cell cancer
7	73	Male	White	Adenocarcinoma of the prostate	Radiotherapy	1 month	Squamous cell cancer of the soft palate
8	82	Male	Black	Prostate adenocarcinoma	Hormonal therapy	3 months	Adenocarcinoma of the stomach
9	77	Female	Black	Squamous cell cancer of the maxillary sinus	Chemotherapy, radiotherapy, and surgery	32 months	Hepatocellular cancer
10	89	Female	Black	Invasive ductal breast cancer	Radiotherapy, hormonal and surgery	47 months	Adenocarcinoma of the pancreas
11	70	Female	White	Invasive ductal breast cancer	Chemotherapy, radiotherapy, hormonal and surgery	9 months	Endometrial cancer
12	67	Male	White	Melanoma of the skin	Chemotherapy	1 month	Adenocarcinoma of the prostate
13	68	Female	Black	Invasive ductal breast cancer	Hormonal and surgery	5 months	Endometrial cancer
14	77	Male	White	Adenocarcinoma of the colon	Chemotherapy	6 months	Small cell cancer of the lung
15	77	Male	White	Squamous cell cancer of the larynx	Chemotherapy and radiotherapy	17 months	Squamous cell cancer of the lung
16	49	Female	White	Invasive ductal breast cancer	Chemotherapy, radiotherapy, hormonal and surgery	5 months	Papillary cancer of the thyroid
17	50	Female	Black	Adenocarcinoma of the colon	Chemotherapy and surgery	21 months	Renal cell cancer
18	75	Male	Black	Cholangiocarcinoma	Chemotherapy and radiotherapy	1 month	Multiple myeloma
21	60	Female	White	Invasive ductal breast cancer	Chemotherapy, radiotherapy, hormonal and surgery	5 months	Adenocarcinoma of the colon
20	46	Male	White	Squamous cell cancer of the larynx	Radiotherapy and surgery	14 months	Osteosarcoma of the knee
21	73	Male	White	Adenocarcinoma of the prostate	Radiotherapy	2 months	Transitional cell cancer of the bladder
22	58	Female	White	Invasive ductal breast cancer	Chemotherapy, radiotherapy, hormonal and surgery	14 months	Multiple myeloma
23	50	Male	White	Squamous cell cancer of the lung	Chemotherapy and radiotherapy	32 months	Small cell cancer of the lung
24	66	Male	White	Adenocarcinoma of the prostate	Radiotherapy	28 months	Rhabdoid meningioma of the brain