Table 3.

PHQ-4, one-week and six-weeks post clinical response to an in-hospital cardiac arrest (IHCA). Data are presented as frequencies (percentages). Score ranges from 0 to 12. PHQ-4 scores were operationally categorized as normal (0–2), mild (3–5), moderate (6–8), and severe (9–12). PHQ: Patient Health Questionnaire; total scores are given as medians (ranges).

	1-week				6-weeks
Item	Not at all	Several days	More than half the days	Nearly every day	Not at all	Several days	More than half the days	Nearly every day
Since the day the code occurred, how often have you been bothered by the following problems?
Feeling nervous, anxious or on edge	35 (79.6)	7 (15.9)	1 (2.3)	1 (2.3)	21 (63.6)	10 (30.3)	2 (6.1)	0 (0)
Not being able to stop or control worrying	37 (84.1)	6 (13.6)	1 (2.3)	0 (0)	25 (75.8)	7 (21.2)	1 (3.0)	0 (0)
Feeling down, depressed or hopeless	40 (90.9)	2 (4.6)	2 (4.6)	0 (0)	25 (75.8)	8 (24.2)	0 (0)	0 (0)
Little interest or pleasure in doing things	41 (93.2)	3 (6.8)	0 (0)	0 (0)	28 (84.9)	4 (12.1)	1 (3.0)	0 (0)
PHQ-2 Total Score	0 (0, 3)				0 (0, 3)
PHQ-4 Total score	0 (0, 8)				0 (0, 6)