Montoya 2009.

Methods	Randomized, double‐blind, controlled trial Painful intervention: venipuncture Study location: Unidad de Cuidado Intensivo Neonatal, Clinica Universitaria Bolivariana, Medellin, Colombia Study period: January to June 2008
Participants	111 preterm and term infants: 55 in sucrose group, 56 in water group
Interventions	1 mL 12% sucrose 1 mL water
Outcomes	NIPS score
Notes	Trial report was written in Spanish
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Low risk	Random number table used
Allocation concealment (selection bias)	Low risk	Coded solutions
Blinding (performance bias and detection bias) All outcomes	Unclear risk	Staff were blinded to the solutions used
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	Trial report did not mention blinding of outcome assessors
Incomplete outcome data (attrition bias) All outcomes	Low risk	Outcome data reported on all 111 randomized infants
Selective reporting (reporting bias)	Unclear risk	The study protocol was not available to us so we could not judge whether there were any deviations from it
Other bias	Low risk	Appears free of other bias