Skip to main content
. 2019 Jun 26;17:110. doi: 10.1186/s12955-019-1179-9

Table 3.

Factorial ANOVA (2 × 2) (time T0-T1*HC low-high) for the PIDAQ dimensions and the IOTN-AC index (n = 75) (only statistically significant interactions are shown).

Time (T0-T1)* group (low/high HC) F p η 2 Observed power
Psychological impact 4.584 .049 .261 .509
Social impact 13.182 .003 .503 .918
Aesthetic concern 5.884 .031 .312 .612
IOTN-AC index 6.600 .025 .355 .656

T0: before treatment; T1: 6 months after treatment; HC: Heath competence; PIDAQ: Psychosocial Impact of Dental Aesthetic Questionnaire; IOTN-AC: Index of orthodontic treatment need-aesthetic concern