MRI: MAGNETIC RESONANCE IMAGING TEST (MRI) for evaluation of lymph...

In HSROC: Meta-Analysis of Diagnostic Test Accuracy when Reference Test is Imperfect

Description

This dataset gives the observed cross-tabulation of the MRI (test under evaluation) and histologic/cytologic specimens obtained by surgery or lymph node biopsy (reference test).

Usage

data(MRI)

Format

A matrix with 10 observations on the following 4 variables.

++

Observed individuals who tested positive on both tests

+-

Observed individuals who tested positive on the test under evaluation and negative on the reference test

-+

Observed individuals who tested negative on the test under evaluation and positive on the reference test

---

Observed individuals who tested negative on both tests

References

Scheidler J, Hricak H, Yu KK, Subak L, Segal MR. Radiological evaluation of lymph node metastases in patients with cervical cander : a meta-analysis. Journal of the American Medical Association 1997 ; 278(13):1096-1101.

C. M. Rutter and C. A. Gatsonis. A hierarchical regression approach to meta-analysis of diagnostic accuracy evaluations. Statistics in Medicine 2001 ; 20(19):2865-2884.

Examples

data(MRI)
MRI

HSROC documentation built on Sept. 19, 2019, 9:05 a.m.