Table 3 Treatment complexity rank score.

From: A single-centre investigator-blinded randomised parallel-group study protocol to investigate the influence of an acclimatisation appointment on children’s behaviour during N2O/O2 sedation as measured by psychological, behavioural and real-time physiological parameters

Rank

Description

Score

Routine

Polishing, fluoride application, fissure sealants, one-surface Restorations

1

Intermediate

2-surface restorations, extraction of 1 primary tooth, one-quadrant restorative dentistry

2

Complex

Crown preparation, pulp treatment, extraction of multiple primary teeth, multiple-quadrant restorative dentistry, extraction of 1 permanent tooth

3

High complexity

Multiple extractions of permanent teeth, surgical extractions, biopsy. Any treatment considered more complex than above or are multiples of the above

4

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