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. Author manuscript; available in PMC: 2020 Feb 1.
Published in final edited form as: Neuropsychology. 2018 Nov 29;33(2):256–262. doi: 10.1037/neu0000508

Table 3.

Comparisons between successive time bins within APOE ε4 groups and between APOE ε4 group comparisons per bin of lexical frequency and number of items

Lexical frequency Number of items
APOE ε4-
Mean ±SD
APOE ε4+
Mean ±SD
Between
group P
APOE ε4-
Mean ±SD
APOE ε4+
Mean ±SD
Between
group P

Bin 1 2.863 ±.308 2.917 ±0.259 0.176 6.4 ±1.6 6.7 ±1.9 0.236
    P = < .001     P = < .001     P = < .001     P = < .001
Bin 2 2.801 ±.211 2.872 ±0.200 0.014 10.0 ±2.1 9.8 ±2.1 0.201
    P = 0.163     P = 0.102     P = < .001     P = < .001
Bin 3 2.783 +.208 2.845 +0.171 0.021 12.3 +2.8 12.0 +2.6 0.296
    P = 0.218     P = 0.388     P = < .001     P = < .001
Bin 4 2.766 ±.205 2.831 ±0.163 0.014 14.3 ±3.1 13.9 ±2.8 0.288
    P = 0.378     P = 0.172     P = < .001     P = < .001
Bin 5 2.754 ±.203 2.808 ±0.166 0.038 16.0 ±3.7 15.3 ±3.4 0.195
    P = 0.462     P = 0.440     P = < .001     P = < .001
Bin 6 2.744 ±.194 2.796 ±0.165 0.041 17.2 ±4.1 16.6 ±3.6 0.272

NOTE. Equal to overall group comparison; SD = standard deviation; P = significance value;

= pairwise comparison between time bins