Table 4.

Characteristics of patients in BMI, PSA concentration and PSA mass subgroups.

		BMI (kg/m2)			PSA concentration (ng/ml)			PSA mass (μg)
		I	II	III	I	II	III	I	II	III
pT3	Yes	12 (18.1%)	33 (50%)	21 (31.9%)	14 (21.2%)	32 (48.5%)	20 (30.3%)	13 (19.6%)	34 (51.5%)	19 (28.7%)
	No	33 (29.7%)	62 (55.8%)	16 (14.5%)	65 (58.5%)	34 (30.6%)	12 (10.9%)	58 (52.2%)	44 (39.6%)	9 (8.1%)
p value (χ-square test)			0.01			<0.001			<0.001
Positive lymph nodes	Yes	2 (20%)	4 (40%)	4 (40%)	1 (10%)	5 (50%)	4 (40%)	1 (10%)	3 (30%)	6 (60%)
	No	43 (25.7%)	91 (54.5%)	33 (19.8%)	78 (46.7%)	61 (36.5%)	28 (16.7%)	70 (41.9%)	75 (44.9%)	22 (13.1%)
p value (χ-square test)			0.31			0.04			<0.001
Positive surgical margin	Yes	13 (26%)	28 (56%)	9 (18%)	9 (18%)	27 (54%)	14 (28%)	7 (14%)	29 (58%)	14 (28%)
	No	32 (25.1%)	67 (52.7%)	28 (22%)	70 (55.1%)	39 (30.7%)	18 (14.1%)	64 (50.3%)	49 (38.5%)	14 (11%)
p value (χ-square test)			0.83			<0.001			<0.001
Biochemical recurrence	Yes	13 (20%)	34 (52.3%)	18 (27.6%)	15 (23%)	30 (46.1%)	20 (30.7%)	14 (21.5%)	33 (50.7%)	18 (27.6%)
	No	32 (28.5%)	61 (54.4%)	19 (16.9%)	64 (57.1%)	36 (32.1%)	12 (10.7%)	57 (50.8%)	45 (41.1%)	10 (8.9%)
p value (χ-square test)			0.17			<0.001			<0.001
Local recurrence	Yes	4 (20%)	10 (50%)	6 (30%)	5 (25%)	7 (35%)	8 (40%)	5 (25%)	7 (35%)	8 (40%)
	No	41 (26.1%)	85 (54.1%)	31 (19.7%)	66 (42%)	71 (45.2%)	20 (12.7%)	66 (42%)	71 (45.2%)	20 (12.7%)
p value (χ-square test)			0.54			<0.01			<0.01
Death	Yes	1 (6.6%)	6 (40%)	8 (53.3%)	1 (6.6%)	10 (66.6%)	4 (26.6%)	0 (0%)	9 (60%)	6 (40%)
	No	44 (27.1%)	89 (54.9%)	29 (17.9%)	78 (48.1%)	56 (34.5%)	28 (17.2%)	71 (43.8%)	69 (42.5%)	22 (13.5%)
p value (χ-square test)			0.01			<0.01			<0.01