Treatment and survival in a population-based sample of patients diagnosed with gastroesophageal adenocarcinoma

Table 1 Percentage distribution (weighted for the sampling fraction) of clinical and non-clinical characteristics for gastroesophageal cancer patients diagnosed in 2001 NCI: Patterns of care study (n = 1411) (Wt%)

	Lower esophagus		Gastric cardia		Stomach
	I-III (n = 86)	IV-V (n = 79)	I-III (n = 119)	IV-V (n = 127)	I-III (n = 491)	IV-V (n = 509)
Age
< 70	57.5	46.4	57.2	54.0	36.7	42.4
≥ 70	42.5	53.6	42.8	46.0	63.3	57.6
Marital status
Other	39.9	43.6	37.9	41.0	46.4	48.9
Married	60.1	56.4	62.1	59.0	53.6	51.1
Race
NH White	93.9	87.8	78.0	75.1	51.0	47.9
NH Black	1.0	3.3	4.3	5.8	13.4	14.2
Hispanic	4.1	7.9	11.6	12.0	15.8	20.5
A/PI	1.0	1.0	6.2	6.8	19.1	17.0
NA/AI	0.0	0.0	0.0	0.4	0.6	0.3
Charlson score
Zero	72.3	81.0	77.7	86.5	79.5	78.9
1+	27.7	19.0	22.3	13.5	20.5	21.1
Vital status Dec 2003
Deceased	69.6	88.8	70.0	88.3	53.9	89.9
Histology
Adeno, NOS	92.8	81.0	79.5	70.4	50.4	50.7
A. intestinal	0.0	3.7	9.1	4.1	14.6	7.2
A. diffuse	0.0	0.0	1.8	4.4	4.0	3.0
Signet	6.0	12.0	8.0	18.9	20.6	28.9
Mucinous	1.2	2.4	0.9	1.0	5.5	5.5
Papillary	0.0	0.9	0.7	0.0	0.9	1.5
Tubular	0.0	0.0	0.0	1.0	2.2	0.6
Linus plastica	0.0	0.0	0.0	0.2	1.8	2.6
Linitis plastica/Signet ring
Linitis plastica	3.9	0.0	0.0	4.1	5.3	7.2
Signet	13.9	13.1	15.2	22.4	24.4	33.6
No mention	81.6	86.9	78.3	71.3	69.5	58.5
Unknown	0.6	0.0	6.5	2.2	0.8	0.7
Intestinal metaplasia in resected tumor
None	31.3	28.5	36.7	17.9	25.4	24.3
Metaplasia	7.9	3.0	18.4	5.9	31.2	9.6
No mention	36.6	29.9	30.6	37.5	30.1	28.0
Unknown	24.2	38.6	14.3	38.8	13.3	38.1
Grade
Well differentiated	4.1	12.0	2.9	4.9	6.9	2.3
Moderate	18.9	39.6	31.3	33.4	28.1	19.4
Poor/Undif	57.1	28.5	59.0	51.3	56.5	60.7
Unknown	19.8	20.0	6.8	10.4	8.4	17.7
Barrett’s esophagus
No	21.3	27.7	39.1	19.9	43.4	28.4
Yes	33.2	9.3	11.0	3.8	0.0	0.6
Other	3.9	1.1	1.3	0.0	0.0	0.0
No mention	16.8	21.8	27.8	35.2	43.7	31.5
Unknown	24.8	40.1	20.7	41.1	12.9	39.5
History of Barrett’s
No history	19.3	22.6	27.5	25.6	29.4	29.4
History	22.7	14.0	6.0	8.7	1.7	0.5
No mention	54.5	60.0	59.5	61.8	67.2	67.9
Unknown	3.4	3.4	7.0	3.9	1.8	2.1
H pylori
Negative	22.6	39.2	32.3	29.6	37.6	33.1
Positive	2.1	13.5	10.0	15.9	18.6	15.9
No mention	73.3	41.9	51.1	52.6	41.4	49.0
Pernicious anemia
No history	25.9	33.1	26.9	31.5	31.1	28.7
Pernicious Anemia	0.6	0.0	8.2	0.4	6.1	3.9
No mention	71.5	62.0	60.4	65.4	59.6	64.9
Unknown	2.0	4.9	4.5	2.7	3.2	2.6
History of ulcers
No history	23.5	32.6	28.2	29.5	19.6	23.1
Peptic ulcers, NOS	7.9	11.6	5.8	4.7	12	10.5
Duod/pyloric ulcer	2.1	1.7	0.4	1.3	1.1	2.9
Gastric ulcer	4.3	0	8.6	9.6	22.7	13.3
Other	6.5	7.1	0.4	1.4	0.9	0.8
No mention	55.1	44.7	50.1	51	40.6	46.9
Unknown	0.6	2.4	6.6	2.4	3.1	2.5

American Indians/Native American are included in Table 1 for completeness of reporting. Histology groupings were created according to the following: Adenocarcinoma-NOS = 8140, 8210, 8255, 8261 (n = 842), Adeno-Intestinal = 8144 (n = 122), Adeno-Diffuse = 8145 (n = 45), Signet Cell = 8490 (n = 295), Mucinous/mucin-producing = 8480 + 8481 (n = 48), Papillary/Serous = 8260 + 8460 + 8461 (n = 12), Tubular = 8211 (n = 17), Linitis plastica = 8142 (n = 23).