highly significantP < .001
This mixed linear model with only the restricted cubic spline representation of time since COVID-19–positive and participant-specific random effect was highly significant (LRT = 433.0, df = 4, P < .001).
This mixed linear model with only the restricted cubic spline representation of time since COVID-19–positive and participant-specific random effect was highly significant (LRT = 433.0, df = 4, P < .001).