Table 3.

Comparison of percentages of extraprostatic extension, seminal vesicle invasion, and lymph node metastasis to the predicted values using the updated 2007 Partin tables, by Gleason score

Gleason Score at Biopsy	No. Cases	Mean PSA	Extraprostatic Extension		Seminal Vesicle Invasion		Lymph Node Metastasis
			Current*	Predicted†	Current*	Predicted†	Current*	Predicted†
T1c stage
3 + 3 = 6	22	6.6 (4.6, 8.6)	5 (0, 23)	18 (16, 19)	0 (0, 15)	1 (1, 2)	0 (0, 15)	0 (0, 0)
3 + 4 = 7	23	5.9 (3.7, 8.2)	9 (1, 28)	30 (26, 33)	0 (0, 15)	6 (4, 8)	0 (0, 15)	2 (1, 3)
4 + 3 = 7	20	8 (4.7, 11.3)	30 (12, 54)	42 (36, 47)	0 (0, 17)	8 (5, 12)	0 (0, 17)	3 (1, 5)
≥8	16	8.6 (6.1, 11.1)	38 (15, 64)	34 (26, 42)	0 (0, 21)	12 (8, 19)	0 (0, 21)	3 (1, 5)
T2a stage‡
3 + 3 = 6	1	1.6	0 (0, 98)	12 (9, 15)	0 (0, 98)	0 (0, 1)	0 (0, 98)	0 (0, 1)
3 + 4 = 7	2	5.7 (0.6, 10.8)	0 (0, 84)	44 (39, 49)	0 (0, 84)	7 (4, 10)	0 (0, 84)	2 (1, 4)
≥8	7	6.8 (3.6, 9.9)	86 (42, 99)	47 (37, 56)	43 (10, 82)	13 (8, 20)	14 (0, 58)	4 (1, 8)
T2b stage§
≥8	1	1.2	0 (0, 98)	24 (14, 36)	0 (0, 98)	8 (0, 21)	0 (0, 98)	17 (3, 42)

^*Values correspond to percentage of cases (95% CI).

^†Values correspond to estimated probability of occurrence (95% CI).

^‡No cases with Gleason score 4 + 3 + 7.

^§No case with Gleason score ≤ 7.