Table 2 Quality evaluation of the included studies according to the QUADAS-2 [18]
From: Detecting delirium in patients with acute stroke: a systematic review of test accuracy
Study, author, year [reference] | Risk of Bias | Applicability Concerns | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | Patient Selection | Index Test | Reference Standard | Flow and Timing | Patient Selection | Index Test | Reference Standard | ||||||
| Â | Was a consecutive or random sample of patients enrolled? | Was a case-control design avoided? | Did the study avoid inappropriate exclusions? | Were the index test results interpreted without knowledge of the results of the reference standard? | If a threshold was used, was it pre-specified? | Is the reference standard likely to correctly classify the target condition? | Were the reference standard results interpreted without knowledge of the results in the index test? | Was there an appropriate interval between the index test and reference standard? | Did all patients receive the same reference standard? | Were all patients included in the analysis? | Are there concerns that the included patients and setting do not match the review question? | Are there concerns that the index test, its conduct, or its interpretation differ from the review question? | Are there concerns that the target condition as defined by the reference standard does not match the question? |
Infante et al., 2017 [20] | Y | Y | N | N | Y | Y | N | Y | Y | Y | N | N | N |
Kutlubaev et al., 2016 [21] | Y | Y | Y | ? | Y | Y | ? | Y | Y | Y | N | N | N |
Lees et al., 2013 [22] | Y | Y | N | Y | Y | ? | Y | Y | Y | Y | N | N | N |
Mitasova et al., 2012 [8] | Y | Y | N | Y | Y | Y | Y | ? | Y | Y | Y | N | N |