Gao 2013.

Study characteristics
Methods	Randomised, cross‐over, self‐control study with 2 arms comparison of palonosetron + dexamethasone vs granisetron + dexamethasone Recruitment period: n.r. 84 patients randomised Masking: n.r. Baseline patient characteristics: n.r. Follow‐up: n.r.
Participants	Inclusion criteria: n.r. Exclusion criteria: n.r. Mean/median age (range), years: n.r. Gender: n.r. Tumour/cancer type: n.r. Chemotherapy regimen: cisplatin‐based chemotherapy Country: n.r.
Interventions	Cross‐over study Experimental: arm A: palonosetron Day 1: palonosetron 0. 25 mg i.v. + dexamethasone 10 mg i.v. Day 2: dexamethasone 10 mg i.v. Day 3: palonosetron 0. 25 mg i.v. + dexamethasone 10 mg i.v. Experimental: arm B: granisetron Days 1 to 3: granisetron 3 mg i.v. + dexamethasone 10 mg i.v.
Outcomes	not reported
Notes	conference abstract
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Comment: randomised trial but method of randomisation not described
Allocation concealment (selection bias)	Unclear risk	Comment: allocation concealment not reported
Blinding of participants and personnel (performance bias) Blinding of participants	Unclear risk	Comment: blinding not reported
Blinding of participants and personnel (performance bias) Blinding of personnel	Unclear risk	Comment: blinding not reported
Blinding of outcome assessment (detection bias) Subjective outcomes (Patient reported outcomes)	Unclear risk	Comment: blinding not reported
Incomplete outcome data (attrition bias) Subjective outcomes (Patient reported outcomes)	Unclear risk	Comment: no outcomes reported
Selective reporting (reporting bias)	Unclear risk	Comment: conference abstract, not evaluable
Other bias	Unclear risk	Comment: conference abstract, not evaluable