Table 4.

Ordinal logistic regression output

	B	SE	95% confidence interval
			Lower bound	Upper bound	P‐value
Age, years	−0.202	0.054	−0.308	−0.095	0.000
Education, years	0.219	0.077	0.068	0.369	0.004
TIB, min	−0.002	0.002	−0.005	0.002	0.336
SOL, min	−0.014	0.005	−0.024	−0.005	0.004
Number of naps	−0.135	0.081	−0.294	0.023	0.095

Note: Dependent variable: MMSE groups, according to Table 3. Nagelkerke R ²: 0.31; P < 0.001. Bold highlights variables statistically significant (P < 0.05).

Abbreviations: TIB, time in bed; SOL, sleep on latency.