Design and created by Guideline Central in participation with the American Society of Clinical Oncology.
American Society of Clinical Oncology
Publication Date: Jan 8, 2025
Page Last Updated: May 13, 2026
| Quality of Evidence | ||
|---|---|---|
| Term | Definitions | |
| H | - High | We are very confident that the true effect lies close to that of the estimate of the effect |
| M | - Moderate | We are moderately confident in the effect estimate: The true effect is likely to be close to the estimate of the effect, but there is a possibility that it is substantially different. |
| L | - Low | Our confidence in the effect estimate is limited: The true effect may be substantially different from the estimate of the effect. |
| VL | - Very Low | We have very little confidence in the effect estimate: The true effect is likely to be substantially different from the estimate of effect. |
| Ins | - Insufficient | Evidence is insufficient to discern the true magnitude and direction of the net effect. Further research may better inform the topic. Reliance on consensus opinion of experts may be reasonable to provide guidance on the topic until better evidence is available. |
| Strength of Recommendation | ||
|---|---|---|
| Term | Definitions | |
| S | - Strong | In recommendations for an intervention, the desirable effects of an intervention outweigh its undesirable effects. In recommendations against an intervention, the undesirable effects of an intervention outweigh its desirable effects. All or almost all informed people would make the recommended choice for or against an intervention. |
| C W | - Conditional - Weak | In recommendations for an intervention, the desirable effects probably outweigh the undesirable effects, but appreciable uncertainty exists. In recommendations against an intervention, the undesirable effects probably outweigh the desirable effects, but appreciable uncertainty exists. Most informed people would choose the recommended course of action, but a substantial number would not. |
| GPS | Good Practice Statement | Good practice statements represent the consensus of the Expert Panel and are used when high quality indirect evidence is available, but it would not be a good use of the Expert Panel’s resources to conduct a formal systematic review |
| NR | - Not Rated | |
Brozek JL, Akl EA, Compalati E, et al: Grading quality of evidence and strength of recommendations in clinical practice guidelines part 3 of 3. The GRADE approach to developing recommendations. Allergy 66:588-95, 2011
Kindler HL, Ismaila N, Bazhenova L, et al. Treatment of Pleural Mesothelioma: ASCO Guideline Update. J Clin Oncol. 2024 Jan 08. doi: 10.1200/JCO.24.02425
Kindler HL, Ismaila N, Armato III SG, et al. Treatment of Malignant Pleural Mesothelioma: ASCO Practice Guideline. J Clin Oncol. 2018 Jan 18. doi: 10.1200/JCO.2017.76.6394
To provide evidence-based recommendations to practicing physicians and others on the management of malignant pleural mesothelioma.
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