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Table 4 Similar items between NOS [7] and ROB-NRSE

From: Inter-rater reliability and validity of risk of bias instrument for non-randomized studies of exposures: a study protocol

 

Similar Domains

ROB-NRSE (signaling questions)

NOS

(domain items)

Degree of overlap

1.

ROB-NRSE: Bias due to confounding

NOS: Comparability

1.4

C1a, C1b

Complete overlap

2.

ROB-NRSE: Bias in selection of participants

NOS: Selection

-

-

Unique

3.

ROB-NRSE: Bias in classification of exposures

NOS: Demonstration of outcome of interest was not present at start of the study

3.3, 3.4

S4a, S4b

Partial overlap

4.

ROB-NRSE: Bias due to deviations from intended exposures

NOS: -

-

-

Unique

5.

ROB-NRSE: Bias due to missing data

NOS: Adequacy of follow-up of cohorts

5.1, 5.4

O3a, O3b, O3c, O3d

Partial overlap

6.

ROB-NRSE: Bias in measurement of outcomes

NOS: Assessment of outcome

6.1, 6.3

O2a, O2b, O2c, O2d

Partial overlap

7.

ROB-NRSE: Bias in selection of the reported result

NOS: -

-

-

Unique