Answer below:
Adult/Child: Stand behind person, support the chest, give up to 5 back blows between the shoulder blades: 
Child back blows should be consistent with the size of the child.
If the item has not been dislodged then deliver 5 chest thrusts: Standing behind the person place a closed fist into the centre of the chest, thumb side in 
place your other hand over the fist 
and deliver up to 5 chest thrusts pulling your fist inwards against their chest. Repeat with 5 back blows and 5 chest thrusts until the item has been cleared.
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Currently, there are temporary changes to the steps to be followed in resuscitation. These can be found in the video below or by clicking here to see the New Zealand Resuscitation Council temporary guideline recommendation.
Click the link to go to the New Zealand Resuscitation Council Covid-19 recommended modifications for delivering resuscitation whilst the pandemic remains a threat. Click play to see a short video outlining CPR modifications that should be followed during the pandemic.
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Acknowledgement
Data and information are fact-checked against various recognised sources, including the New Zealand Resuscitation Council, Health Navigator New Zealand, St John, and other recognised entities specialising in the specific subject content. It should be noted that variances in protocols exist and where necessary are identified.