Table 2

Pearson’s correlation matrix between irritability, mania, depression and suicidal ideation symptom scores

1234567
1. Irritability1
2. YMRS total0.734**1
3. HAM-D total0.477**0.469**1
4. HAM-D suicide0.242*0.1510.448**1
5. MADRS total0.369**0.332**0.800**0.493**1
6. MADRS suicide0.1840.1070.548**0.768**0.663**1
7. Paykel0.0500.0060.275*0.723**0.364**0.592**1
  • *Correlation is significant at the 0.05 level (two-tailed).

  • **Correlation is significant at the 0.01 level (two-tailed).

  • HAM-D, Hamilton Rating Scale for Depression; MADRS, Montgomery-Åsberg Depression Rating Scale; YMRS, Young Mania Rating Scale.