Low‐dose computed tomography (LDCT) screening vs annual chest x‐ray: All‐cause mortality
Annual low‐dose CT screening showed no clear difference in all‐cause mortality compared with annual chest x‐ray (high certainty).
What each review found
Include earlier review versions| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Annual low‐dose CT screening vs annual chest x‐ray All‐cause mortality · Patients with lung cancer Annual low‐dose CT screening showed no clear difference in all‐cause mortality compared with annual chest x‐ray (high certainty). Screening for lung cancer (2013) · Cochrane Headline outcomes only | RR 0.94 [0.88, 1] | 1 study · 53454 participants | High |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Screening for lung cancer 2013 · Cochrane Headline outcomes only | Not reported | list not extracted yet | Not assessed |
Studies behind the findings
None of these reviews ties its included studies to this outcome in the data here. Cochrane reviews and reviews with headline outcomes only do not list their studies yet.
How reviews are matched to this question
Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.