Skip to main content
Fig. 1 | BMC Geriatrics

Fig. 1

From: Bidirectional relationship between nocturnal subjective sleep duration and cognitive performance in Chinese over 45 years old: a national representative longitudinal study

Fig. 1

Four-waves Random Intercept Cross-Lagged Panel Model: a, cross-sectional paths; b, autoregressive paths; c, cross-lagged paths; d, correlation between stable traits of night sleep duration and cognitive performance at the interindividual level. Circles represent “latent” variables, square denote observed variables

Back to article page