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Table 3 Differences in mean IDS-C scores for the YMRS-groups (total and core items) EVEN SAMPLE

From: Mania and bipolar depression: complementing not opposing poles—a post-hoc analysis of mixed features in manic and hypomanic episodes

State Average IDS-Score ± SD
Grouping by total YMRS
Average IDS-Score ± SD
Grouping by YMRS 4 core items
Average IDS-Score ± SD
Grouping by YMRS 3 core items
Hypomanic vs non-manic 19.06–15.75 20.76–15.46 17.94–15.73
Difference [95% CI] 3.3 [2.26; 4.36] 5.3 [4.32; 6.28] 2.21 [0.99; 3.44]
Significance (t-value) *** (t = 6.2) *** (t = − 10.6) *** (t = 3.6)
Manic vs non-manic 18.29–15.75 15.46–12.42 15.73–12.52
Difference [95% CI] 2.54 [0.05–5.01] *** (t = − 4.7) *** (t = 6.4)
Significance (t-value) * (t = 2.0) 21.26 ± 13.23 21.73 ± 13.93
  1. *p < 0.05; ***p < 0.001; 95% CI = 95% confidence interval (two sided)