GRIN1 and Cognitive impairment: Although the point estimate of the GEE analysis suggested that NMDAR1-abs seropositive patients have an increased risk for global cognitive impairment, this direction was not conclusively confirmed by the confidence interval, and the data were too imprecise to draw conclusions (ORModel3 = 2.11; 95%CI = 0.65 to 6.88, p = 0.22) (Fig. 3C).