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metastatic/adv melanoma (mML), anti-PD-(L)1 versus chemotherapy, 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 [0.50, 0.86]< 171%6 studies (6/-)99.9 %lownot evaluable highcrucial-
deaths (OS) (extension) 0.46 [0.36, 0.59]< 10%1 study (1/-)100.0 %NAnot evaluable important-
PFS (extension) 0.42 [0.33, 0.53]< 10%1 study (1/-)100.0 %NAnot evaluable important-
progression or deaths (PFS) 0.54 [0.44, 0.67]< 173%6 studies (6/-)100.0 %lownot evaluable highimportant-
DOR 0.41 [0.20, 0.83]< 10%1 study (1/-)99.3 %NAnot evaluable non important-
DOR (extension) 3.45 [1.46, 8.18]> 10%1 study (1/-)99.8 %NAnot evaluable non important-
objective responses (ORR) 2.92 [1.43, 5.95]> 190%6 studies (6/-)99.8 %lownot evaluable highnon important-
objective responses (ORR) (extension) 4.50 [2.79, 7.25]> 10%1 study (1/-)100.0 %NAnot evaluable non important-

safety endpoints 00

AE (any grade) 0.86 [0.40, 1.86]< 10%2 studies (2/-)65.2 %lownot evaluable highnon important-
AE (grade 3-4) 1.37 [0.48, 3.88]< 184%2 studies (2/-)28.0 %lownot evaluable highnon important-
AE leading to death (grade 5) 1.36 [0.51, 3.61]< 10%3 studies (3/-)26.6 %lownot evaluable highnon important-
AE leading to treatment discontinuation (any grade) 1.00 [0.45, 2.23]< 178%3 studies (3/-)50.2 %lownot evaluable highnon important-
AE leading to treatment discontinuation (grade 3-4) 0.61 [0.29, 1.28]< 10%1 study (1/-)90.5 %NAnot evaluable non important-
SAE (any grade) 0.73 [0.49, 1.10]< 10%1 study (1/-)93.1 %NAnot evaluable non important-
SAE (grade 3-4) 0.74 [0.47, 1.17]< 10%1 study (1/-)90.4 %NAnot evaluable non important-
STRAE (any grade) 1.20 [0.86, 1.66]< 10%2 studies (2/-)14.4 %lownot evaluable highnon important-
STRAE (grade 3-4) 0.99 [0.44, 2.27]< 10%1 study (1/-)50.5 %NAnot evaluable non important-
TRAE (any grade) 0.76 [0.58, 1.00]< 10%5 studies (5/-)97.4 %some concernnot evaluable moderatenon important-
TRAE (grade 3-4) 0.92 [0.48, 1.76]< 186%5 studies (5/-)60.4 %lownot evaluable highnon important-
TRAE leading to death (grade 5) 1.62 [0.21, 12.60]< 10%3 studies (3/-)32.4 %some concernnot evaluable moderatenon important-
TRAE leading to discontinuation (any grade) 1.62 [0.86, 3.05]< 136%3 studies (3/-)6.8 %some concernnot evaluable moderatenon important-
TRAE leading to discontinuation (grade 3-4) 2.06 [0.87, 4.87]< 10%2 studies (2/-)5.1 %some concernnot evaluable moderatenon important-

TRAE (grade 3-4) endpoints 00

Abdominal pain TRAE (grade 3-4) 1.00 [0.02, 50.40]< 10%1 study (1/-)50.1 %NAnot evaluable non important-
Alopecia TRAE (grade 3-4) 0.97 [0.10, 9.36]< 10%3 studies (3/-)51.0 %some concernnot evaluable moderatenon important-
Anaemia TRAE (grade 3-4) 0.12 [0.03, 0.55]< 10%3 studies (3/-)99.7 %some concernnot evaluable moderatenon important-
Arthralgia TRAE (grade 3-4) 1.28 [0.50, 3.27]< 10%4 studies (4/-)30.0 %lownot evaluable highnon important-
Asthenia TRAE (grade 3-4) 1.41 [0.42, 4.72]< 10%4 studies (4/-)28.7 %lownot evaluable highnon important-
Blood creatinine increased TRAE (grade 3-4) 0.61 [0.02, 18.27]< 10%1 study (1/-)61.1 %NAnot evaluable non important-
Chorioretinopathy TRAE (grade 3-4) 0.61 [0.02, 18.27]< 10%1 study (1/-)61.1 %NAnot evaluable non important-
Colitis TRAE (grade 3-4) 1.66 [0.25, 11.00]< 10%2 studies (2/-)30.0 %some concernnot evaluable moderatenon important-
Constipation TRAE (grade 3-4) 0.97 [0.10, 9.36]< 10%3 studies (3/-)51.0 %some concernnot evaluable moderatenon important-
Cough TRAE (grade 3-4) 1.00 [0.02, 50.40]< 10%1 study (1/-)50.1 %NAnot evaluable non important-
Decreased appetite TRAE (grade 3-4) 0.65 [0.10, 4.04]< 10%4 studies (4/-)67.8 %lownot evaluable highnon important-
Diarrhoea TRAE (grade 3-4) 0.75 [0.32, 1.72]< 10%4 studies (4/-)75.4 %lownot evaluable highnon important-
Dry skin TRAE (grade 3-4) 1.71 [0.27, 10.64]< 10%4 studies (4/-)28.4 %lownot evaluable highnon important-
Erythema TRAE (grade 3-4) 7.41 [0.37, 148.78]< 10%1 study (1/-)9.8 %NAnot evaluable non important-
Fatigue TRAE (grade 3-4) 0.42 [0.12, 1.44]< 136%4 studies (4/-)91.6 %some concernnot evaluable moderatenon important-
Headache TRAE (grade 3-4) 1.00 [0.02, 50.40]< 10%1 study (1/-)50.1 %NAnot evaluable non important-
Hepatitis TRAE (grade 3-4) 2.26 [0.20, 25.79]< 10%2 studies (2/-)25.8 %some concernnot evaluable moderatenon important-
Hypersensitivity TRAE (grade 3-4) 1.00 [0.02, 50.40]< 10%1 study (1/-)50.1 %NAnot evaluable non important-
Hyperthyroidism TRAE (grade 3-4) 1.99 [0.34, 11.63]< 10%4 studies (4/-)22.4 %lownot evaluable highnon important-
Hypophysitis TRAE (grade 3-4) 1.43 [0.11, 18.64]< 10%2 studies (2/-)39.4 %some concernnot evaluable moderatenon important-
Hypothyroidism TRAE (grade 3-4) 0.97 [0.10, 9.36]< 10%3 studies (3/-)51.0 %some concernnot evaluable moderatenon important-
Increase AST TRAE (grade 3-4) 1.00 [0.06, 16.02]< 10%1 study (1/-)50.1 %NAnot evaluable non important-
Increased ALT TRAE (grade 3-4) 2.00 [0.18, 22.23]< 10%1 study (1/-)28.8 %NAnot evaluable non important-
Increased lipase level TRAE (grade 3-4) 0.99 [0.64, 1.52]< 10%1 study (1/-)52.3 %NAnot evaluable non important-
Infusion-related reactions TRAE (grade 3-4) 1.00 [0.02, 50.40]< 10%1 study (1/-)50.1 %NAnot evaluable non important-
Leucopenia TRAE (grade 3-4) 0.08 [0.02, 0.43]< 10%3 studies (3/-)99.8 %some concernnot evaluable moderatenon important-
Maculopapular rash TRAE (grade 3-4) 1.39 [0.82, 2.38]< 10%4 studies (4/-)11.2 %lownot evaluable highnon important-
Myalgia TRAE (grade 3-4) 1.51 [0.36, 6.24]< 10%4 studies (4/-)28.6 %some concernnot evaluable moderatenon important-
Nausea TRAE (grade 3-4) 0.21 [0.06, 0.77]< 10%4 studies (4/-)99.1 %some concernnot evaluable moderatenon important-
Neutropenia TRAE (grade 3-4) 0.07 [0.01, 0.36]< 10%3 studies (3/-)99.9 %some concernnot evaluable moderatenon important-
Pancreatitis TRAE (grade 3-4) 1.42 [0.11, 18.63]< 10%2 studies (2/-)39.4 %some concernnot evaluable moderatenon important-
Pancytopenia TRAE (grade 3-4) 0.16 [0.01, 3.29]< 10%1 study (1/-)87.9 %NAnot evaluable non important-
Paraesthesia TRAE (grade 3-4) 0.97 [0.10, 9.36]< 10%3 studies (3/-)51.0 %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-
Peripheral oedema TRAE (grade 3-4) 1.22 [0.02, 61.84]< 10%1 study (1/-)46.1 %NAnot evaluable non important-
Pneumonitis TRAE (grade 3-4) 4.00 [0.65, 24.72]< 10%3 studies (3/-)6.9 %some concernnot evaluable moderatenon important-
Pruritus TRAE (grade 3-4) 1.71 [0.34, 8.51]< 10%4 studies (4/-)25.6 %lownot evaluable highnon important-
Pyrexia TRAE (grade 3-4) 1.04 [0.24, 4.45]< 10%2 studies (2/-)48.0 %lownot evaluable highnon important-
Rash TRAE (grade 3-4) 1.00 [0.55, 1.80]< 10%4 studies (4/-)50.6 %lownot evaluable highnon important-
Thrombocytopenia TRAE (grade 3-4) 0.13 [0.03, 0.56]< 10%3 studies (3/-)99.7 %some concernnot evaluable moderatenon important-
Uveitis TRAE (grade 3-4) 1.42 [0.11, 18.63]< 10%2 studies (2/-)39.4 %some concernnot evaluable moderatenon important-
Vitiligo TRAE (grade 3-4) 0.97 [0.10, 9.36]< 10%3 studies (3/-)51.0 %some concernnot evaluable moderatenon important-
Vomiting TRAE (grade 3-4) 0.39 [0.14, 1.10]< 10%4 studies (4/-)96.2 %lownot evaluable highnon important-

AE (grade 3-4) endpoints 00

Hypothyroidism AE (grade 3-4) 1.22 [0.02, 61.84]< 10%1 study (1/-)46.1 %NAnot evaluable non 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.