310
Participants
Start Date
January 4, 2021
Primary Completion Date
June 18, 2021
Study Completion Date
June 30, 2021
The group holding the serrated ball in the hand on the extremity from which venous blood will be taken
Children in the experimental groups will squeeze the serrated ball during the blood draw.
The group holding the serrated ball in the hand on the opposite side of the extremity from which venous blood will be taken.
Children in the experimental groups will squeeze the serrated ball during the blood draw.
The group holding a smooth ball in the hand on the extremity from which venous blood will be taken
Children in the experimental groups will squeeze the smooth ball during the blood draw.
The group holding a smooth ball in the hand opposite the extremity from which venous blood will be taken.
Children in the experimental groups will squeeze the smooth ball during the blood draw.
Ankara University, Ankara
Zeynep Yurdakul
OTHER