TABLE 4.

Positive and Negative Predictive Values of the 20-Month MDI for 8-Year Cognitive Functioning

Total Population (n = 200)Neurosensory Status at 20 Months
Normal (n = 154)Abnormal (n = 46)
MDI < 70
    Positive predictive value0.37 (29/78)0.20 (9/45)0.61 (20/33)
    Negative predictive value0.98 (119/122)0.99 (108/109)0.85 (11/13)
MDI < 85
    Positive predictive value0.50 (67/134)0.40 (38/94)0.73 (29/40)
    Negative predictive value0.89 (59/66)0.92 (55/60)0.67 (4/6)