Key considerations for the experimental training and evaluation of cancer odour detection dogs: lessons learnt from a double-blind, controlled trial of prostate cancer detection

Table 1 Urine samples presented during tests 2 and 3

Array number	Scent hole 1		Scent hole 2		Scent hole 3		Scent hole 4
1	Age	52	Age	72	Age	64	Age	56
	PSA	0.49	PSA	4.6	PSA	0.42	PSA	0.48
			Gleason	6
2	Age	71	Age	51	Age	53	Age	59
	PSA	7.5	PSA	0.32	PSA	0.24	PSA	0.42
	Gleason	7
3	Age	62	Age	52	Age	67	Age	57
	PSA	0.46	PSA	0.37	PSA	-	PSA	0.38
					Gleason	7
4	Age	57	Age	58	Age	51	Age	50
	PSA	0.21	PSA	-	PSA	0.39	PSA	0.35
			Gleason	7
5	Age	50	Age	63	Age	66	Age	53
	PSA	0.44	PSA	21.4	PSA	0.31	PSA	0.41
			Gleason	7
6	Age	58	Age	54	Age	61	Age	59
	PSA	0.39	PSA	0.49	PSA	7.8	PSA	0.43
					Gleason	6
7	Age	60	Age	70	Age	56	Age	58
	PSA	0.28	PSA	2.9	PSA	0.19	PSA	0.41
			Gleason	6
8	Age	55	Age	54	Age	54	Age	67
	PSA	0.41	PSA	0.43	PSA	0.21	PSA	3.4
							Gleason	7
9	Age	68	Age	68	Age	68	Age	51
	PSA	9.6	PSA	0.43	PSA	0.40	PSA	0.15
	Gleason	7
10	Age	54	Age	53	Age	68	Age	51
	PSA	0.47	PSA	0.21	PSA	0.16	PSA	6.3
							Gleason	7
11	Age	58	Age	69	Age	58	Age	53
	PSA	0.36	PSA	-	PSA	0.42	PSA	0.47
			Gleason	6
12	Age	51	Age	65	Age	60	Age	60
	PSA	0.44	PSA	0.23	PSA	0.23	PSA	4.0
							Gleason	6
13	Age	61	Age	57	Age	62	Age	54
	PSA	0.40	PSA	0.49	PSA	0.32	PSA	4.2
							Gleason	7
14	Age	67	Age	64	Age	59	Age	62
	PSA	9.6	PSA	0.27	PSA	0.34	PSA	0.45
	Gleason	6
15	Age	55	Age	65	Age	67	Age	57
	PSA	0.38	PSA	6.4	PSA	0.46	PSA	0.38
			Gleason	6
16	Age	60	Age	63	Age	55	Age	55
	PSA	0.44	PSA	0.32	PSA	6.9	PSA	0.32
					Gleason	6

Cancer samples are those with PSA >0.5 and Gleason score. Note the order of samples differed in Test 3.

ISSN: 1471-2490