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Table 1 HFaST Item-level Response Distributions for Study Day 4

From: Development, psychometric evaluation, and initial feasibility assessment of a symptom tracker for use by patients with heart failure (HFaST)

HFaST Score Did not experience in the past 24 ha Much better than usuala Somewhat better than usuala Slightly better than usuala About the same as usuala Slightly worse than usuala Somewhat worse than usuala Much worse than usuala Missing (%)
HFaST 1 Fatigue or low energy level when performing everyday activities 22 (22.9) 3 (3.1) 8 (8.3) 8 (8.3) 34 (35.4) 16 (16.7) 4 (4.2) 1 (1.0) 2 (2.0)
HFaST 2 Fatigue or low energy level even while sitting or lying down 32 (33.7) 5 (5.3) 1 (1.1) 10 (10.5) 29 (30.5) 13 (13.7) 5 (5.3) 0 (0) 3 (3.1)
HFaST 3 Shortness of breath when performing everyday activities 31 (32.6) 3 (3.2) 7 (7.4) 5 (5.3) 29 (30.5) 16 (16.8) 4 (4.2) 0 (0) 3 (3.1)
HFaST 4 Shortness of breath at rest 41 (42.3) 5 (5.2) 5 (5.2) 10 (10.3) 27 (27.8) 9 (9.3) 0 (0) 0 (0) 1 (1.0)
HFaST 5 Shortness of breath while lying down or reclining (for example, needing to add pillows or move to a recliner to sleep) 51 (52.6) 3 (3.1) 5 (5.2) 5 (5.2) 28 (28.9) 4 (4.1) 0 (0) 1 (1.0) 1 (1.0)
HFaST 6 Sudden attacks of shortness of breath that wake you from sleeping 64 (68.1) 4 (4.3) 4 (4.3) 4 (4.3) 12 (12.8) 6 (6.4) 0 (0) 0 (0) 4 (4.1)
HFaST 7 Cough 41 (42.7) 8 (8.3) 7 (7.3) 10 (10.4) 23 (24.0) 7 (7.3) 0 (0) 0 (0) 2 (2.0)
HFaST 8 Swelling of feet, ankles, legs, or abdomen; shoes or waistband feeling tight 41 (42.3) 6 (6.2) 5 (5.2) 8 (8.2) 23 (23.7) 10 (10.3) 3 (3.1) 1 (1.0) 1 (1.0)
HFaST 9 Heart palpitations—rapid, fluttering, or pounding heartbeat 59 (60.8) 4 (4.1) 2 (2.1) 2 (2.1) 21 (21.6) 7 (7.2) 1 (1.0) 1 (1.0) 1 (1.0)
HFaST 10 Gained more than 2 pounds during the past 24 h or more than 5 pounds during the past 72 h No = 79 (81.4) Yes = 18 (18.6)        
  1. HFaST Heart Failure Symptom Tracker
  2. Note: HFaST values are as follows: 0 = Did not experience in the past 24 h, 1 = Much better than usual, 2 = Somewhat better than usual, 3 = Slightly better than usual, 4 = About the same as usual, 5 = Slightly worse than usual, 6 = Somewhat worse than usual, 7 = Much worse than usual
  3. a Percent calculated out of non-missing responses