Table 4.

Pearson correlation coefficients among variables which was significantly contributed to the favorable attitudes toward taking hypnotics

Variables	Age	Favorable attitude to hypnotics	ISI	DSI-SS
Favorable attitude to hypnotics	−0.10*
ISI	−0.21**	0.10*
DSI-SS	−0.20**	0.17**	0.32**
TIB/d	−0.06	0.11**	0.03	0.06

ISI Insomnia Severity Index, DSI-SS Depressive Symptom Inventory-Suicidality Scale, TIB/d timein bed during 24 h

*p < 0.05, ** p < 0.01