Table 4

Differences in primary outcomes between discontinuation and continuation study groups, after 25 weeks

Primary outcome	Regression coefficient*	Standard error	P	95% CI
Cornell scale
Total score	−2.89	0.94	0.003†	−4.76 to −1.02
Total score (baseline score <9)	−3.36	0.94	0.001†	−5.23 to −1.48
Total score (baseline score ≥9)	2.20	1.86	0.251	−1.68 to 6.09
Mood score	−0.73	0.37	0.054	−1.47 to 0.01
Non-mood score	−1.89	0.85	0.028†	−3.56 to −0.21
Neuropsychiatric inventory
Total score	−5.96	3.23	0.068	−12.35 to 0.44
Affective subsyndrome	−2.25	1.00	0.027†	−4.24 to −0.27
Agitation subsyndrome	−1.14	1.40	0.417	−3.93 to 1.64
Psychosis subsyndrome	−0.56	0.89	0.527	−2.32 to 1.19
Apathy	−0.48	0.72	0.507	−1.90 to 0.94

Data calculated by linear multi level model analysis.

*Negative score indicates higher score on Cornell scale and neuropsychiatric inventory in the discontinuation group.

†P<0.05.