Miroshnychenko A, Rae C, Wong Riff K, Forrest CR, Goodacre T, Swan MC, Slator R, Goldstein J, Thoma A, Harman K, Klassen A. A Prospective Study to Examine Responsiveness and Minimally Important Differences (MIDs) for the CLEFT-Q Scales Following Three Cleft-Specific Operations.
Cleft Palate Craniofac J 2023;
60:413-420. [PMID:
34904896 PMCID:
PMC10018053 DOI:
10.1177/10556656211064479]
[Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023] Open
Abstract
The aim of this study was to examine internal responsiveness and estimate minimally important differences (MIDs) for CLEFT-Q scales.
In this prospective cohort study, participants completed the CLEFT-Q appearance and health-related quality of life (HRQL) scales before and six months after cleft-related surgery.
Seven cleft centres in Canada, USA and UK participated.
Patients were ages 8-29 years with CL/P.
Patients underwent rhinoplasty, orthognathic or cleft lip scar revision surgery.
Internal responsiveness was examined using Cohen's d effect sizes (ESs) based on the following interpretation: 0.20-0.49 small, 0.50-0.79 moderate and ≥ 0.80 large. MIDs were estimated using two distribution-based approaches.
Participants had a rhinoplasty (n = 31), orthognathic (n = 21) or cleft lip scar revision (n = 18) surgery. Most participants were males (56%) and aged 8-11 years (41%). Following rhinoplasty, ESs were larger for the nose (0.92, p = 0.001) and nostrils (0.94, p < 0.001) scales than for the face scale (0.51, p = 0.003). MIDs ranged between 6.2-10.4. For orthognathic surgery, larger ES was observed for the jaws scale (1.80, p < 0.001) compared with the teeth (1.16, p < 0.001), face (1.15, p = 0.001) and lips (0.94, p < 0.001) scales. MIDs ranged between 5.9-14.4. In the cleft lip scar revision sample, the largest ES was observed for the nose scale (0.76, p = 0.03), followed by lips (0.58, p = 0.009) and cleft lip scar (0.50, p = 0.043) scales. MIDs ranged between 6.4-12.3.
CLEFT-Q detected change in key outcomes for three cleft-specific surgeries, providing evidence of its responsiveness. Estimated MIDs will aid in interpreting this PROM.
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