Simple Measures of Function and Symptoms in Hospitalized Heart Failure Patients Predict Short-Term Cardiac Event-Free Survival

Table 4

Functional status of study patients.

Characteristic	Value^a
NYHA Classification	At home	Study start^b	Study end^c
Class I	6.3 (2)	6.3 (2)	15.6 (5)
Class II	15.6 (5)	18.8 (6)	50.0 (16)
Class III	31.3 (10)	56.3 (18)	31.3 (10)
Class IV	46.9 (15)	18.8 (6)	3.1 (1)
Home exercise, patient reported, % (𝑛)	62.5 (20)
Katz Index of independence in ADLs, mean ± SD range 0–6	5.6±1.1
Short physical function battery—study start, mean ± SD (𝑛=31) range 0–12	6.4±3.1
Score 10–12	22.6 (7)
Score 7–9	25.8 (8)
Score 4–6	38.7 (12)
Score 0–3	12.9 (4)
Ambulation, mean ± SD
Average time spent in each position in hospital every 24 hours
Standing or walking	59±43 minutes
Sitting	5.5±3.0 hours
Lying	16.8±3.2 hours
Karnofsky Performance Status Scale (mean ± SD; range)	71.1±9.0 (50–90)
Score 80–100	28.1 (9)
Score 50–79	71.9 (23)
Score <50	0 (0)

^a𝑛=32 except where indicated.
^bStudy start was 1.0 days (median) after hospital admission.
^cStudy end was 1.0 days (median) before discharge.