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melanoma (ML), pembrolizumab based treatment versus ipilimumab alone, meta-analysis of study results

Outcome Relative effect 95%CI LoD Trt. better when I2 k (RCT/OBS) Bayesian probability Overall ROB Publication bias Degree of certainty Endpoint importance Published MA

efficacy endpoints 00

deaths (OS) 0.66 [0.54, 0.80]< 10%2 studies (2/-)100.0 %some concernnot evaluable moderatecrucial-
deaths (OS) (extension) 0.68 [0.57, 0.81]< 10%2 studies (2/-)100.0 %some concernnot evaluable moderateimportant-
PFS (extension) 0.61 [0.53, 0.70]< 10%2 studies (2/-)100.0 %some concernnot evaluable moderateimportant-
progression or deaths (PFS) 0.58 [0.50, 0.68]< 10%2 studies (2/-)100.0 %some concernnot evaluable moderateimportant-
objective responses (ORR) 3.70 [2.71, 5.06]> 10%2 studies (2/-)100.0 %some concernnot evaluable moderatenon important-

safety endpoints 00

STRAE (any grade) 0.65 [0.46, 0.92]< 10%2 studies (2/-)99.3 %some concernnot evaluable moderatenon important-
STRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
TRAE (any grade) 1.36 [0.98, 1.90]< 125%2 studies (2/-)3.5 %some concernnot evaluable moderatenon important-
TRAE (grade 3-4) 0.83 [0.61, 1.13]< 10%2 studies (2/-)88.0 %some concernnot evaluable moderatenon important-
TRAE leading to death (grade 5) 1.37 [0.11, 17.90]< 10%2 studies (2/-)40.6 %some concernnot evaluable moderatenon important-
TRAE leading to discontinuation (any grade) 0.97 [0.60, 1.60]< 125%2 studies (2/-)54.1 %some concernnot evaluable moderatenon important-
TRAE leading to discontinuation (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-

TRAE (grade 3-4) endpoints 00

Abdominal pain TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Alopecia TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Anaemia TRAE (grade 3-4) 1.16 [0.16, 8.29]< 10%2 studies (2/-)44.1 %some concernnot evaluable moderatenon important-
Arthralgia TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Asthenia TRAE (grade 3-4) 0.35 [0.05, 2.37]< 10%2 studies (2/-)85.7 %some concernnot evaluable moderatenon important-
Chills TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Colitis TRAE (grade 3-4) 0.27 [0.14, 0.54]< 10%2 studies (2/-)100.0 %some concernnot evaluable moderatenon important-
Constipation TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Cough TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Decreased appetite TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Diabetes TRAE (grade 3-4) 1.85 [0.06, 55.43]< 10%1 study (1/-)36.3 %NAnot evaluable non important-
Diarrhoea TRAE (grade 3-4) 0.66 [0.29, 1.54]< 10%2 studies (2/-)83.0 %some concernnot evaluable moderatenon important-
Dry skin TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Dyspnoea TRAE (grade 3-4) 0.70 [0.08, 6.00]< 10%2 studies (2/-)62.7 %some concernnot evaluable moderatenon important-
Fatigue TRAE (grade 3-4) 0.64 [0.17, 2.37]< 10%2 studies (2/-)74.9 %some concernnot evaluable moderatenon important-
Headache TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Hepatitis TRAE (grade 3-4) 3.66 [0.77, 17.46]< 10%2 studies (2/-)5.2 %some concernnot evaluable moderatenon important-
Hyperthyroidism TRAE (grade 3-4) 0.46 [0.04, 5.09]< 10%2 studies (2/-)73.5 %some concernnot evaluable moderatenon important-
Hypophysitis TRAE (grade 3-4) 0.35 [0.05, 2.37]< 10%2 studies (2/-)85.7 %some concernnot evaluable moderatenon important-
Hypothyroidism TRAE (grade 3-4) 1.37 [0.11, 17.90]< 10%2 studies (2/-)40.6 %some concernnot evaluable moderatenon important-
Increase AST TRAE (grade 3-4) 0.35 [0.05, 2.37]< 10%2 studies (2/-)85.7 %some concernnot evaluable moderatenon important-
Increased ALT TRAE (grade 3-4) 0.35 [0.05, 2.37]< 10%2 studies (2/-)85.7 %some concernnot evaluable moderatenon important-
Maculopapular rash TRAE (grade 3-4) 0.70 [0.08, 6.00]< 10%2 studies (2/-)62.7 %some concernnot evaluable moderatenon important-
Myalgia TRAE (grade 3-4) 0.70 [0.08, 6.00]< 10%2 studies (2/-)62.8 %some concernnot evaluable moderatenon important-
Myositis TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Nausea TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Nephritis TRAE (grade 3-4) 0.46 [0.04, 5.09]< 10%2 studies (2/-)73.5 %some concernnot evaluable moderatenon important-
Neutropenia TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Paraesthesia TRAE (grade 3-4) 0.46 [0.04, 5.09]< 10%2 studies (2/-)73.5 %some concernnot evaluable moderatenon important-
Pneumonitis TRAE (grade 3-4) 0.70 [0.08, 6.00]< 10%2 studies (2/-)62.7 %some concernnot evaluable moderatenon important-
Pruritic rash TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Pruritus TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Pyrexia TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Rash TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Uveitis TRAE (grade 3-4) 0.92 [0.06, 14.79]< 10%2 studies (2/-)52.3 %some concernnot evaluable moderatenon important-
Vomiting TRAE (grade 3-4) 1.37 [0.11, 17.90]< 10%2 studies (2/-)40.6 %some concernnot evaluable moderatenon important-
Weight decreased TRAE (grade 3-4) 0.46 [0.04, 5.09]< 10%2 studies (2/-)73.5 %some concernnot evaluable moderatenon important-

LoD: level of statistical demonstration: Statistically conclusive: statistically significant with a strict control of overall risk of type 1 error (statistically demonstrated), does not take into account the risk of bias; suggested: nominally statistically significant but without a strict control of overall risk of type 1 error; inconclusive: not nominally statistically significant; safety concerns;
Bayesian probability: Bayesian posterior probability of treatment effect (computed with a noninformative prior); ROB: risk of bias; k: number of studies; published MA: number of published meta-analysis on the same topic; degree of certainty adapted from GRADE. Trt. better when: indicates when the relative treatment effect shows that the studied treatment is better than control.