A rapid positive influence of S- ketamine on the anxiety of patients in palliative care: a retrospective pilot study

Table 2 Confounding variables

Confounder	Points of measurement	S-ketamine group		Control group
Pain ^a	T1	4.00 ± 1.85		2.88 ± 2.10
Pain ^a	T2	3.50 ± 1.77		2.88 ± 1.73
AEDL ^a	T1	14.50 ± 7.69		8.00 ± 4.63
AEDL ^a	T2	15.88 ± 7.70		9.38 ± 5.24
Psycho-oncological treatment (minutes) ^a	T1	53.75 ± 55.92		72.00 ± 60.47
Psycho-oncological treatment (minutes) ^a	T2	68.75 ± 68.86		124.50 ± 90.17
Days with antidepressants ^a	T1	2.38 ± 2.97		1.25 ± 1.83
Days with antidepressants ^a	T2	3.88 ± 4.12		2.88 ± 3.31
Palliative care treatment (days) ^a	T1	5.63 ± 2.88		3.38 ± 1.06
Palliative care treatment (days) ^a	T2	8.00 ± 3.70		7.50 ± 2.45
Benzodiazepines ^b	T1	yes	6	yes	5
	T1	no	2	no	3
	T2	yes	6	yes	4
	T2	no	2	no	4
Antidepressants ^b	T1	yes	6	yes	3
	T1	no	2	no	5
	T2	yes	6	yes	5
	T2	no	2	no	3
Opioids ^b	T1	yes	8	yes	7
	T1	no	0	no	1
	T2	yes	8	yes	7
	T2	no	0	no	1

ISSN: 1472-684X