Table 2.

Characteristics of the sample (n =14)^a

Patient No.	Age, y	Sex	Intensive care unit length of stay, d	Score on Acute Physiology and Chronic Health Evaluation II	Sedative used	Analgesic agent used
1	65	Female	4	37	Midazolam	Fentanyl
2	37	Female	2	25	Propofol	Fentanyl
3	69	Female	9	35	None	Fentanyl
4	57	Female	3	20	Midazolam	Fentanyl
5	41	Female	5	17	Midazolam/dilaudid	Fentanyl/morphine
6	35	Female	0	31	Midazolam	Fentanyl
7	28	Female	7	19	None	Fentanyl/hydromorphone
8	22	Male	5	32	Lorazepam/midazolam	Fentanyl
9	38	Female	3	23	Lorazepam/midazolam	Fentanyl
10	56	Male	2	30	Lorazepam	Fentanyl
11	56	Male	2	32	Lorazepam	Fentanyl
12	42	Female	3	28	Propofol	Fentanyl
13	60	Female	2	36	Lorazepam	Fentanyl
14	19	Female	3	33	Midazolam	Fentanyl

^aPatient 6 was admitted because of sepsis; all other patients were admitted because of acute respiratory failure.