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Table 1 Demographics of European and Japanese databases and validation groups

From: Enhanced diagnostic accuracy for quantitative bone scan using an artificial neural network system: a Japanese multi-center database project

 

EB

BN1

BN2

Validation group

All

Male

Female

N

789

904

1,532

503

296

207

Age (years)

66 ± 12

64 ± 12

64 ±12

65 ± 11

68 ±9

59 ± 12

Male, N (%)

508 (64)

457 (51)

790 (52)

296 (59)

-

-

Bone metastases, N (%)

262 (33)

141 (16)

638 (42)

169 (34)

96 (32)

73 (35)

Types of cancer

      

 Prostate, N (%)

425 (54)

267 (30)

451 (29)

207 (41)

207 (70)

-

 Breast, N (%)

217 (28)

383 (42)

624 (41)

166 (33)

-

166 (80)

 Others, N (%)

147 (19)

254 (28)

457 (30)

130 (26)

89 (30)

41 (20)

  1. EB, EXINIbone; BN1, BONENAVI version 1; BN2, BONENAVI version 2.