. 2021 Oct 18;21:568. doi: 10.1186/s12877-021-02493-3

Table 3.

Correlations (Spearman’s coefficient) between the subscales in the 4AT and the subscales and items in the OBS scale (n = 200)

Instruments	4AT subscales
The OBS scale	Alertness	AMT-4	Months backwards	Acute change
OBS total score	0.168^a	0.766^b	0.629^b	0.317^b
OBS part I (disorientation subscale)	0.171^a	0.771^b	0.616^b	0.241^a
OBS part II (confusion subscale)	0.164^a	0.614^b	0.525^b	0.360^b
Clinical state	0.187^b	0.267^b	0.279^b	0.254^b
Suspiciousness	n.s.	0.312^b	0.279^b	n.s.
Emotional reactions	n.s.	0.375^b	0.304^b	0.292^b
Language-speech difficulties	0.165^a	0.577^b	0.496^b	0.239^b
Delusions and hallucinations	n.s.	0.217^b	0.192^b	0.354^b
Neurological symptoms	n.s.	n.s.	n.s.	n.s.
Spatial orientation-recognition	0.196^b	0.654^b	0.528^b	0.273^b
Social interaction skills	0.180^b	0.465^b	0.522^b	0.265^b

^asignificant at 0.05 level / ^bsignificant at 0.01 level