The following is a description of the data for lab4 (spring 95) called ICU. 
More can be found in the book by Hosmer & Lemeshow cited in the lab.
The data is in the file ICU.dat.

Variable	Name		Codes/Values		Column Heading

1	Identification Code	ID Number		ID

2	Vital Status		0=lived			STA
				1=died

3	Age			Years			AGE

4	Sex			0=Male			SEX
				1=Female

5	Race			1=White			RACE
				2=Black
				3=Other

6	Service at ICU		0=Medical		SER
	Admission		1=Surgical

7	Cancer Part of		0=No			CAN
	Present Problem		1=Yes

8	History of Chronic	0=No			CRN
	Renal Failure		1=Yes

9	Infection Probable at	0=No			INF
	ICV Admission		1=Yes			

10	CPR Prior to		0=No			CPR
	ICU Admision		1=Yes

11	Systolic Blood Pressure	   mm Hg		SYS
	at ICU Admission

12	Heat Rate at		 Beats/min		HRA
	ICU Admission

13	Previous Admission to an   0=No			PRE
	ICU within 6 months	   1=Yes

14	Type of Admission	0=Elective		TYP
				1=Emergency

15	Long Bone, Multiple,Neck,      0=No		FRA
	Single Area, or Hip Fracture   1=Yes

16	PO2 from Initial 	0=>60			PO2
	Blood Gases		1=60

17	PH from Initial		0=7.25			PH
	Blood Gases		1=<7.25

18	PCO2 from Initial	0=45			PCO
	Blood Gases		1=>45

19	Bicarbonate from	0=18			BIC
	Initial Blood Gases	1=<18			

20	Creatinine from		0=2.0			CRE
	Initial Blood Gases	1=>2.0

21	Level of Consciousness	  0=No Coma or Stupor	LOC
	at ICU Admission	  1=Deep Stupor
				  2=Coma