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. 2017 Nov 7;4:90–98. doi: 10.1016/j.pvr.2017.10.004

Table 3.

Tetrachoric correlation matrix for STIs.

Statistic HPV HIV HSV 2 HBV HCV Syphilis GC CHL
HPV rho 1
n 460
HIV rho 0.6102 1
n 455 640
p < 0.0001
HSV 2 rho 0.2014 0.4406 1
n 459 633 639
p 0.0419 < 0.0001
HBV rho 0.5133 0.548 0.4619 1
n 446 617 611 619
p 0.0012 < 0.0001 < 0.0001
HCV rho − 0.1371 0.3219 0.1635 0.6301 1
n 441 576 572 563 576
p 0.3242 0.0031 0.1575 < 0.0001
Syphilis rho 0.3128 0.441 0.4311 0.2382 − 1 1
n 460 637 636 616 573 644
p 0.0339 < 0.0001 < 0.0001 0.0522 0.2460
GC rho 0.266 0.3835 0.1853 0.2667 0.2171 0.2404 1
n 458 638 637 617 574 642 645
p 0.0123 < 0.0001 0.0320 0.0140 0.0642 0.0276
CHL rho 0.1297 0.1292 0.0807 0.0397 − 0.085 0.4854 0.4902 1
n 458 638 637 617 574 642 645 645
p 0.2392 0.1236 0.3802 0.6588 0.7843 < 0.0001 < 0.0001

rho: the value for the tetrachoric correlation coefficient.

n signifies the number of samples.

p: the p value for the test that rho = 0.