Fig. S1. Diagram illustrating the model of the joint independent component analysis (joint-ICA) used in this study.

Fig. S2. N-back working memory task.

Fig. S3. Scatterplot of EMET recognition accuracy and mixing coefficients for jCOI-B.

Fig. S4. jCOIB across 1-back (A), 2-back (B) and EMET (C).

Fig. S5. Brain regions within jCOIB common across across 1-back, 2-back and EMET.

Table S1. Demographics of the subsample with structural data.

Table S2. Brain regions included in the positive covariance network.

Table S3. Brain regions included in the negative covariance network.

Table S4. Demographics of the entire sample before performance matching.

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