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. 2021 Mar 2;11:147. doi: 10.1038/s41398-021-01269-y

Table 2.

Mixed model results comparing cognitive domains in LOD, EOD, and NDC. Model coefficients and standard errors (in parentheses) are shown along with an F-test.

Attention/Processing Speedb Verbal Abilityb Delayed Memorya Visuospatial Abilityb Executive Functionsc Global Functionb
Intercept 1.813 (0.416) 0.540 (0.265) 1.409 (0.363) 1.346 (0.376) 2.088 (0.491) 0.974 (0.239)
Baseline Neuropsych

0.854 (0.037)

F (1314) = 519.4

0.925 (0.031)

F (1315) = 910.4

0.792 (0.035)

F (1142) = 499.4

0.578 (0.044)

F (1314) = 171.1

0.420 (0.046)

F (1579) = 83.95

0.838 (0.036)

F (1338) = 545.3

Age

−0.025 (0.005)

F (1314) = 21.68

−0.004 (0.003)

F (1315) = 1.53

−0.020 (0.005)

F (1142) = 17.95

−0.020 (0.005)

F (1314) = 17.34

−0.035 (0.006)

F (1579) = 31.19

−0.013 (0.003)

F (338) = 16.72

Cumulative Illness Rating Scale (CIRS-G)

−0.001 (0.009)

F (1314) = 0.01

−0.009 (0.006)

F (1315) = 2.44

0.000 (0.008)

F (1142) = 0.00

−0.016 (0.008)

F (1314) = 3.84

0.004 (0.010)

F (1579) = 0.17

−0.005 (0.005)

F (1338) = 0.89

Education

0.007 (0.012)

F (1,314)=0.32

−0.007 (0.009)

F (1,315)=0.67

0.001 (0.011)

F (1,142)=0.00

0.025 (0.011)

F (1,314)=5.01

0.047 (0.015)

F (1,579)=10.39

0.010 (0.008)

F (1,338)=1.75

Sex (Female)

0.124 (0.069)

F (1,314)=3.19

−0.064 (0.046)

F (1,315)=1.91

−0.006 (0.063)

F (1,142)=0.01

−0.088 (0.065)

F (1,314)=1.81

−0.032 (0.085)

F (1,579)=0.14

−0.017 (0.042)

F (1,338)=0.16

Depression severity (HDRS total)

−0.016 (0.007)

F (1314) = 5.48

−0.004 (0.004)

F (1315) = 1.22

−0.005 (0.006)

F (1142) = 0.79

0.001 (0.006)

F (1314) = 0.05

−0.008 (0.007)

F (1579) = 1.13

−0.008 (0.004)

F (1338) = 4.67

Group* F (2314) = 2.10 F (2315) = 0.09 F (2142) = 0.41 F (2314) = 0.65 F (2579) = 1.42 F (2338) = 0.39
Early −0.212 (0.118) 0.027 (0.075) −0.088 (0.097) −0.113 (0.102) −0.069 (0.140) −0.057 (0.067)
Late 0.003 (0.120) 0.028 (0.074) −0.039 (0.096) −0.078 (0.102) −0.231 (0.140) −0.039 (0.067)
Linear Time

−0.076 (0.038)

F (1241) = 21.67

0.006 (0.017)

F (1242) = 7.64

0.198 (0.057)

F (1239) = 8.70

−0.099 (0.026)

F (1243) = 33.26

−0.041 (0.027)

F (1579) = 11.17

−0.038 (0.018)

F (1246) = 26.99

Quadratic Time

−0.027 (0.010)

F (1173) = 7.90, p ≤ 0.01

Linear Time x Group* F (2314) = 1.97 F (2315) = 3.23 F (2142) = 3.44 F (2314) = 1.12 F (2579) = 0.38 F (2338) = 1.48
Early 0.002 (0.055) −0.041 (0.025) −0.018 (0.035) 0.040 (0.037) −0.033 (0.039) −0.010 (0.026)
Late −0.102 (0.058) −0.064 (0.026) −0.094 (0.037) −0.018 (0.040) −0.009 (0.041) −0.045 (0.027)

Significant values are bolded (p < 0.05).

*Reference = Controls.

aRandom intercept, slope and quadratic.

bRandom intercept and slope.

cRandom intercept.