Table VI.

Comparison of serum positivity among cystatin-C, CA15-3 and CA125.

A, Tumor presence
Expression	Total
Total	69
Cystatin-C (+)	33
Cystatin-C (−)	59
CA15-3 (+)	41
CA15-3 (−)	28
CA125 (+)	36
CA125 (−)	33
Cystatin-C (+)/CA15-3 (+)	23
Cystatin-C (−)/CA15-3 (+)	18
Cystatin-C (+)/CA15-3 (−)	5
Cystatin-C (−)/CA15-3 (−)	23
Cystatin-C (+)/CA125 (+)	16
Cystatin-C (−)/CA125 (+)	20
Cystatin-C (+)/CA125 (−)	12
Cystatin-C (−)/CA125 (−)	21
B, Tumor absence
Expression	Total
Total	23
Cystatin-C (+)	5
Cystatin-C (−)	18
CA15-3 (+)	2
CA15-3 (−)	21
CA125 (+)	4
CA125 (−)	19
Cystatin-C (+)/CA15-3 (+)	2
Cystatin-C (−)/CA15-3 (+)	0
Cystatin-C (+)/CA15-3 (−)	3
Cystatin-C (−)/CA15-3 (−)	18
Cystatin-C (+)/CA125 (+)	1
Cystatin-C (−)/CA125 (+)	3
Cystatin-C (+)/CA125 (−)	4
Cystatin-C (−)/CA125 (−)	15

CA, cancer antigen.