Improvement in prescriptions while maintaining overall health outcomes: a prospective observational study conducted in Japanese facilities for older people

Table 7 Results for the comparison between the NDG and DG in March 2020

	NDG	DG	t-value	p-value
Number of people	232	232
EQ-5D-5L scores mean ± SD	0.64 ± 0.60	0.64 ± 0.44	0.036	0.97
BI scores mean ± SD	51.2 ± 34.5	53.8 ± 32.4	−0.75	0.46
MMSE scores mean ± SD	13.9 ± 9.9	15.2 ± 10.0	−1.01	0.32
DBD scores mean ± SD	16.8 ± 12.4	17.2 ± 12.8	−0.28	0.78
VI scores mean ± SD	6.9 ± 3.0	7.1 ± 2.9	−0.53	0.59
Medication costs JPY/day, mean ± SD	728.4 ± 619.7	351.8 ± 520.2	7.02	p < 0.001*
Number of medications mean ± SD	9.1 ± 3.3	5.0 ± 2.5	15.04	p < 0.001*

* Statistically significant
NDG (no decrease group), participants who had increased or no change in the number of prescribed medicines were classified into this group
DG (decrease group), participants in whom there was a decrease in the number of prescribed medicines in March 2020 compared to that of March 2019 were classified into this group

ISSN: 1471-2318