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metastatic/adv melanoma (mML), pembrolizumab 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) 0.75 [0.66, 0.85]< 13%5 studies (5/-)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-
MFS 0.53 [0.37, 0.76]< 10%1 study (1/-)100.0 %NAnot evaluable important-
PFS (extension) 0.61 [0.53, 0.70]< 10%2 studies (2/-)100.0 %some concernnot evaluable moderateimportant-
progression or deaths (PFS) 0.60 [0.51, 0.71]< 160%5 studies (5/-)100.0 %some concernnot evaluable moderateimportant-
RFS (extension) 0.59 [0.49, 0.71]< 10%1 study (1/-)100.0 %NAnot evaluable important-
RFS/DFS 0.57 [0.43, 0.75]< 10%1 study (1/-)100.0 %NAnot evaluable important-
DMFS 0.60 [0.49, 0.73]< 10%1 study (1/-)100.0 %NAnot evaluable non important-
objective responses (ORR) 3.69 [2.00, 6.80]> 185%5 studies (5/-)100.0 %some concernnot evaluable moderatenon important-

safety endpoints 00

AE (any grade) 0.35 [0.02, 7.12]< 194%2 studies (2/-)74.9 %lownot evaluable highnon important-
AE (grade 3-4) 0.71 [0.09, 5.61]< 199%2 studies (2/-)62.5 %lownot evaluable highnon important-
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) 1.11 [0.73, 1.69]< 181%5 studies (5/-)31.9 %some concernserious moderatenon important-
TRAE (grade 3-4) 0.95 [0.44, 2.06]< 192%5 studies (5/-)54.7 %some concernnot evaluable moderatenon important-
TRAE leading to death (grade 5) 1.51 [0.30, 7.49]< 10%5 studies (5/-)30.8 %some concernserious moderatenon important-
TRAE leading to discontinuation (any grade) 1.05 [0.74, 1.50]< 10%4 studies (4/-)39.0 %some concernnot evaluable moderatenon important-
TRAE leading to discontinuation (grade 3-4) 1.92 [0.84, 4.37]< 10%4 studies (4/-)6.1 %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-
Adrenal insufficiency TRAE (grade 3-4) 1.97 [0.07, 58.99]< 10%1 study (1/-)34.9 %NAnot evaluable non important-
Alopecia TRAE (grade 3-4) 0.94 [0.13, 6.69]< 10%4 studies (4/-)52.5 %some concernnot evaluable moderatenon important-
Anaemia TRAE (grade 3-4) 0.25 [0.05, 1.30]< 136%4 studies (4/-)95.0 %some concernnot evaluable moderatenon important-
Arthralgia TRAE (grade 3-4) 1.42 [0.35, 5.86]< 10%5 studies (5/-)31.2 %some concernnot evaluable moderatenon important-
Asthenia TRAE (grade 3-4) 0.57 [0.15, 2.25]< 10%4 studies (4/-)78.8 %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) 0.81 [0.21, 3.18]< 171%5 studies (5/-)61.6 %some concernnot evaluable moderatenon important-
Constipation TRAE (grade 3-4) 0.94 [0.13, 6.69]< 10%4 studies (4/-)52.5 %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) 0.94 [0.13, 6.69]< 10%4 studies (4/-)52.5 %some concernnot evaluable moderatenon important-
Diabetes TRAE (grade 3-4) 4.89 [0.54, 44.56]< 10%2 studies (2/-)8.1 %lownot evaluable highnon important-
Diarrhoea TRAE (grade 3-4) 0.79 [0.42, 1.51]< 10%5 studies (5/-)75.9 %some concernnot evaluable moderatenon important-
Dry skin TRAE (grade 3-4) 0.94 [0.13, 6.69]< 10%4 studies (4/-)52.5 %some concernnot evaluable moderatenon important-
Dyspnoea TRAE (grade 3-4) 0.94 [0.15, 5.79]< 10%3 studies (3/-)52.6 %some concernnot evaluable moderatenon important-
Endocrine disorders TRAE (grade 3-4) 18.05 [1.04, 312.27]< 10%1 study (1/-)2.4 %NAnot evaluable non important-
Fatigue TRAE (grade 3-4) 0.35 [0.15, 0.82]< 10%4 studies (4/-)99.2 %some concernnot evaluable moderatenon important-
Gastrointestinal disorders TRAE (grade 3-4) 5.01 [1.09, 22.98]< 10%1 study (1/-)1.9 %NAnot evaluable non 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) 3.97 [1.30, 12.10]< 10%5 studies (5/-)0.8 %some concernnot evaluable moderatenon important-
Hyperthyroidism TRAE (grade 3-4) 0.81 [0.16, 4.03]< 10%5 studies (5/-)60.0 %some concernnot evaluable moderatenon important-
Hypophysitis TRAE (grade 3-4) 0.94 [0.24, 3.66]< 10%5 studies (5/-)53.7 %some concernnot evaluable moderatenon important-
Hypothyroidism TRAE (grade 3-4) 1.13 [0.21, 6.16]< 10%5 studies (5/-)44.5 %some concernserious 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-
Leucopenia TRAE (grade 3-4) 0.07 [0.01, 0.50]< 10%2 studies (2/-)99.5 %some concernnot evaluable moderatenon important-
Maculopapular rash TRAE (grade 3-4) 1.09 [0.22, 5.44]< 10%4 studies (4/-)45.6 %some concernnot evaluable moderatenon important-
Myalgia TRAE (grade 3-4) 0.94 [0.22, 4.02]< 10%4 studies (4/-)53.2 %some concernnot evaluable moderatenon important-
Myocarditis TRAE (grade 3-4) 1.97 [0.07, 58.99]< 10%1 study (1/-)34.9 %NAnot evaluable non important-
Myositis TRAE (grade 3-4) 0.94 [0.10, 9.08]< 10%3 studies (3/-)52.0 %some concernnot evaluable moderatenon important-
Nausea TRAE (grade 3-4) 0.34 [0.08, 1.37]< 10%5 studies (5/-)93.5 %some concernnot evaluable moderatenon important-
Nephritis TRAE (grade 3-4) 1.03 [0.15, 6.90]< 10%3 studies (3/-)48.7 %some concernnot evaluable moderatenon important-
Neutropenia TRAE (grade 3-4) 0.18 [0.04, 0.96]< 10%4 studies (4/-)97.7 %some concernnot evaluable moderatenon important-
Pancreatitis TRAE (grade 3-4) 1.20 [0.18, 7.92]< 10%3 studies (3/-)42.4 %some concernnot evaluable moderatenon important-
Paraesthesia TRAE (grade 3-4) 0.63 [0.10, 3.88]< 10%4 studies (4/-)69.0 %some concernnot evaluable moderatenon important-
Peripheral neuropathy TRAE (grade 3-4) 0.24 [0.03, 2.13]< 10%2 studies (2/-)89.9 %some concernnot evaluable moderatenon important-
Pneumonitis TRAE (grade 3-4) 2.19 [0.55, 8.64]< 10%5 studies (5/-)13.3 %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) 0.95 [0.16, 5.49]< 10%5 studies (5/-)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) 1.13 [0.21, 6.19]< 10%5 studies (5/-)44.3 %some concernserious moderatenon important-
Respiratory, thoracic and mediastinal disorders TRAE (grade 3-4) 7.94 [0.42, 150.67]< 10%1 study (1/-)8.6 %NAnot evaluable non important-
Sarcoidosis TRAE (grade 3-4) 0.99 [0.02, 49.80]< 10%1 study (1/-)50.3 %NAnot evaluable non important-
Severe skin reaction TRAE (grade 3-4) 5.95 [0.30, 119.02]< 10%1 study (1/-)12.5 %NAnot evaluable non important-
Skin and subcutaneous tissue disorders TRAE (grade 3-4) 1.97 [0.07, 58.99]< 10%1 study (1/-)34.9 %NAnot evaluable non important-
Thrombocytopenia TRAE (grade 3-4) 0.18 [0.03, 1.07]< 10%2 studies (2/-)97.0 %some concernnot evaluable moderatenon important-
Thyroiditis TRAE (grade 3-4) 0.99 [0.02, 49.80]< 10%1 study (1/-)50.3 %NAnot evaluable non important-
Uveitis TRAE (grade 3-4) 1.13 [0.21, 6.18]< 10%5 studies (5/-)44.4 %some concernserious moderatenon important-
Vitiligo TRAE (grade 3-4) 0.97 [0.10, 9.32]< 10%3 studies (3/-)51.1 %some concernnot evaluable moderatenon important-
Vomiting TRAE (grade 3-4) 0.38 [0.10, 1.43]< 10%4 studies (4/-)92.4 %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.