Table 1.

Prevalence of first and second degree relative family history of cancer according to sex of responders

	Male(n = 3117)			Female (n = 3336)			Total (n = 6453)
	n	%	95%CI	n	P	95%CI	n	%	95%CI
FH of UGI
First degree relative history
1	68	2.2	1.7-2.7	47	1.4	1.0-1.8	115	1.8	1.5-2.1
2 or more	10	0.3	0.1-0.5	9	0.3	0.1-0.5	19	0.3	0.2-0.4
Total	78	2.5	2-3	56	1.7	1.3-2.1	134	2.1	1.8-2.4
Second degree relative history
1	77	2.5	2-3	85	2.5	2-3	162	2.5	2.1-2.9
2 or more	22	0.7	0.4-1	23	0.7	0.4-1	45	0.7	0.5-0.9
Total	99	3.2	2.6-3.8	108	3.2	2.6-3.8	207	3.2	2.8-3.6
First or second degree relative diagnosed with UGI cancers	177	5.7	4.9-6.5	164	4.9	4.2-5.6	341	5.3	4.8-5.8
FH of any cancer (except UGI)
First degree relative history
1	385	12.4	11.2-13.6	287	8.6	7.6-9.6	672	10.4	9.7-11.1
2 or more	46	1.5	1.1-1.9	31	0.9	0.6-1.2	77	1.2	0.9-1.5
Total	431	13.8	12.6-15	318	9.5	8.5-10.5	749	11.6	10.8-12.4
Second degree relative history
1	452	14.5	13.3-15.7	372	11.2	10.1-12.3	824	12.8	12-13.6
2 or more	97	3.1	2.5-3.7	70	2.1	1.6-2.6	167	2.6	2.2-3
Total	549	17.6	16.3-18.9	442	13.3	12.1-14.5	1091	16.9	16-17.8
First or second degree relative diagnosed with UGI cancers	980	31.4	29.8-33	760	22.8	21.4-24.2	1840	28.5	27.4-29.6