|
Systematic Review
|
Documented extensive literature search; quantitative or qualitative summary
|
A
|
9
|
|
Narrative Review
|
Summary of field or problem by an expert citing references obtained in a non-systematic manner
|
B
|
49
|
|
RCT
|
Prospectively randomized at individual or group level
|
C
|
3
|
|
Observational Studies
|
Formal design, almost always a control group whether prospective or retrospective, and whether cross-section, panel, or case-control. Includes analysis of large dataset analysis.
|
D
|
29
|
|
Mathematical Models
|
Uses mathematical language to describe and predict biomedical and epidemiologic outcomes.
|
E
|
12
|
|
Case Reports or Series
|
Report of a (hopefully pertinent) case or series of cases, often with a perspective on the current state of affairs or the current literature
|
F
|
30
|
|
Diagnostic Test Studies
|
Studies of the laboratory or filed performance of a diagnostic test. Generally compare sensitivity and specificity to some gold standard
|
G
|
0
|
|
Evidence Based guidelines
|
Guidelines developed by bodies after review of the literature
|
H
|
9
|
|
Expert Opinion, Editorials & Commentaries
|
Opinion or "newsy" narratives
|
I
|
27
|
|
TOTAL
| | |
168
|
