Sun_Y 2010.
Study characteristics | |||
Patient sampling | Enrolment not reported | ||
Patient characteristics and setting | 80 patients
China Haematology department; patients with host factor of IFI and symptoms and signs of infection, plus: (1) unresponsive fever; or (2) imaging shows focus of infection in lung, head and paranasal sinus; or (3) other evidence of suspicious IPA infection Representative spectrum? No: seems to be highly selective |
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Index tests | Platelia test; cut‐off single sample 1.0 or consecutive samples 0.8 | ||
Target condition and reference standard(s) | Criteria of the Editorial Board of the Chinese Journal of Medicine Incorporation avoided? Unclear: not explicitly reported Acceptable reference standard? Unclear: Chinese criteria |
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Flow and timing | NR Partial verification avoided? Yes Withdrawals explained? Unclear: nothing reported on withdrawals Uninterpretable results reported? Yes: there were no uninterpretable results: N/A |
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Comparative | |||
No patients per category | 5 proven, 20 probable, 34 possible, 21 no IA | ||
Notes | Not supported by Platelia | ||
Methodological quality | |||
Item | Authors' judgement | Risk of bias | Applicability concerns |
DOMAIN 1: Patient Selection | |||
Was a consecutive or random sample of patients enrolled? | Unclear | ||
Was a case‐control design avoided? | Yes | ||
Did the study avoid inappropriate exclusions? | Unclear | ||
Unclear | Low | ||
DOMAIN 2: Index Test All tests | |||
Were the index test results interpreted without knowledge of the results of the reference standard? | Unclear | ||
If a threshold was used, was it pre‐specified? | Yes | ||
Low | Low | ||
DOMAIN 3: Reference Standard | |||
Is the reference standards likely to correctly classify the target condition? | Yes | ||
Were the reference standard results interpreted without knowledge of the results of the index tests? | Unclear | ||
Low | Low | ||
DOMAIN 4: Flow and Timing | |||
Was there an appropriate interval between index test and reference standard? | Unclear | ||
Did all patients receive the same reference standard? | Yes | ||
Were all patients included in the analysis? | Yes | ||
Low |