Application of Marte Meo® counselling with people with behavioural variant frontotemporal dementia and their primary carers (AMEO-FTD) – a non-randomized mixed-method feasibility study

Table 4 Results of the pilot effect study

Variable	N = 5	Post-controlchange from t0 to t1	Post-interventionchange from t1 to t2	Effect direction^a	Scale width	Absolute effect	Percentage effect
Variable	N = 5	M_t1-t0 ± SD	M_t2-t1 ± SD	Effect direction^a	Scale width	Absolute effect	Percentage effect
Person with bvFTD
Affect (QUALIDEM), CR
Positive affect		0.20 ± 3.70	5.80 ± 4.92	+	36	5.6	15.6**
Negative affect		0.40 ± 2.30	−0.40 ± 1.82	−	18	0.8	4.4
BPSD (NPI), CR		−7.20 ± 9.26	−11.80 ± 13.42	−	144	4.6	3.2
Interpersonal ability (MM instrument), RR
Inter-intentionality [FREQ]		6.30 ± 6.49	−1.80 ± 12.52	(−)	∞	8.1	n. c.
Shared attention focus
Joint eye contact [s]		−6.34 ± 8.83	−3.57 ± 15.97	(−)	∞	3.2	n. c.
Jointed object reference [s]		n. e.	n. e.	n. e.	∞	n. e.	n. e.
Mutual affect tuning		n. e.	n. e.	n. e.	5	n. e.	n. e.
Turn-taking and passing a…^b [FREQ]		n. e.	n. e.	n. e.	∞	n. e.	n. e.
Primary carer
Sensitivity (SI), RR
SI items 1–15		n. e.	n. e.	n. e.	45	n. e.	n. e.
Distress due to BPSD (NPI-D), SR		0.40 ± 4.39	−9.00 ± 7.07	−	60	9.4	15.7**
Manageability of BPSD (NPI-M), SR		−0.60 ± 4.45	−2.00 ± 3.16	(−)	48	1.4	2.9
Dyad
Quality of relationship (QCPR scale), CR		−2.60 ± 2.51	3.60 ± 7.27	+	70	6.2	8.9*

^a “+” | M_t2-t1-M_t1-t0 > 0 and “−” | M_t2-t1-M_t1-t0 < 0; if the effect direction was not in favour of the intervention period, the sign is put in brackets
^b … communication circle
t0 = baseline, t1 = pre-intervention (after 2 weeks), t2 = post-intervention (after 5 weeks), N number, M mean, SD standard deviation, bvFTD behavioural variant frontotemporal dementia, QUALIDEM proper name, CR carer rating, BPSD behavioural and psychological symptoms in dementia, MM Marte Meo®, NPI Neuropsychiatric Inventory, NPI-D NPI Caregiver Distress Scale, SR self-rating, NPI-M NPI Caregiver Manageability Scale, RR researcher rating, n. c. not calculable, FREQ frequency, n. e. not evaluable, sec seconds, SI sensitivity index, QCPR Quality of Carer-Patient Relationship; * clinically significant (percentage effect > 5%), ** clinically very significant (percentage effect > 10%)

ISSN: 2055-5784