The 'Bond' scale consists of items 3, 5, 7 and 9, the 'Goal' scale of items 1, 4, 6 and 11 and the 'Task' scale of items 2, 8, 10 and 12.
It also enables the generation of a joint measurement (common scale) of items and people, provided that the data is fitted to the model's requirements.
Number of consultations with a GP over the previous 3 months (0, 1, ≥ 2) was also determined. 1 Scale of items: 0 = never to 9 = always.
The main analysis of HRQoL questionnaires will focus on the following scales: Pain scale (composite of items 31 34 of the EORTC QLQ-H&N35); swallowing scale (composite of items 35 38 of the EORTC QLQ-H&N35); global health status/QoL scale (composite of items 29 and 30 of the EORTC QLQ-C30).
Abbreviations: GFI Groningen Frailty Indicator, Hi scaling coefficient of item, Hs scaling coefficient of total subscale, CI confidence interval.
While there often seems to be agreement as to the content of instruments for evaluation of function, there is relatively less consensus about the scaling of items.
Median scores calculated from Likert scales of items testing practitioners' beliefs, confidence and training, were compared before and after intervention using Wilcoxon signed rank tests, in SPSS [ 24].
From these analyses, a final scale of 12 items for CSC and 10 items for ISC was developed.
From the full scale of 45 items, we have selected 26 items relevant to our study.
Mean scores were calculated for each scale of five items from respondents who answered at least two items.
