Table 17. Primary analysis: ELDQoL-SSS score (imputed data, n = 312).

Variable	β (SE)	p-value	95% CI
Treatment arm
Active	Baseline
TAU	–0.213 (1.959)	0.913	–4.053 to 3.626
Sex
Male	Baseline
Female	0.664 (0.999)	0.507	–1.295 to 2.622
Baseline ELDQoL-SSS score	–0.461 (0.058)	< 0.001	–0.574 to –0.347
Baseline number of tonic–clonic seizures	0.025 (0.043)	0.552	–0.059 to 0.109
Age	0.021 (0.044)	0.629	–0.065 to 0.108
Accommodation
In a group home	Baseline
With family members	1.438 (1.328)	0.279	–1.164 to 4.041
Independently	2.283 (2.100)	0.277	–1.832 to 6.399
Other	0.217 (1.580)	0.891	–2.879 to 3.313
Level of ID
Mild	Baseline
Moderate	0.390 (1.859)	0.834	–3.253 to 4.033
Severe	–0.276 (1.711)	0.872	–3.630 to 3.079
Profound	1.789 (2.350)	0.446	–2.817 to 6.395
Deprivation index
Most deprived (0–20%)	Baseline
Deprived (20–40%)	–1.587 (1.656)	0.338	–4.833 to 1.659
Middle (40–60%)	–0.905 (1.696)	0.594	–4.229 to 2.420
Not deprived (60–80%)	0.916 (1.735)	0.598	–2.485 to 4.317
Least deprived (80–100%)	–2.494 (1.676)	0.137	–5.779 to 0.791
Nurse competency level	0.241 (2.443)	0.922	–4.547 to 5.029
Overall nurse workload	0.052 (0.099)	0.597	–0.142 to 0.246
Constant	6.029 (6.150)	0.327	–6.025 to 18.083

SE, standard error.