Kass 2001.

Methods	RCT Blinding of randomization ‐ can't tell Blinding of intervention ‐ no Complete follow‐up ‐ yes Blinding of outcome measurement ‐ can't tell
Participants	71 healthy male NB
Interventions	lidocaine DPNB (n=24) 2ml D50W orally (n=23) 2 ml H2O orally (n=24) WT 2 to 6 min
Outcomes	time cry (primary outcome); HR; O2sat ; modified behavioral pain scale
Notes	‐ additional data obtained from authors ‐ no pacifiers used ‐ Gomco clamp
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear