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Table 1 Rough classification of the efficiency of a screening test or predictive instrument

From: Predictive values and other quality criteria of the German version of the Nurse-Work Instability Scale (Nurse-WIS) - follow-up survey findings of a prospective study of a cohort of geriatric care workers

LR+

LR−

Efficiency

> 10

< 0.1

Very good

5−10

0.1−0.2

Good

2−5

0.2−0.5

Moderate

1−2

0.5−1.0

Poor

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Journal of Occupational Medicine and Toxicology

ISSN: 1745-6673