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. 2025 Apr 8;7(5):331–340. doi: 10.1253/circrep.CR-25-0002

Table.

Baseline Characteristics of Patients in 6 Selected Randomized Controlled Trials (RCTs)

Characteristic RCTs
PARADIGM-HF DAPA-HF EMPEROR-Reduced PARAGON-HF DELIVER EMPEROR-Preserved
Eligible Ineligible P value Eligible Ineligible P value Eligible Ineligible P value Eligible Ineligible P value Eligible Ineligible P value Eligible Ineligible P value
n (%) 116 (51.6) 109 (48.4)   143 (63.6) 82 (36.4)   129 (57.3) 96 (42.7)   233 (42.1) 321 (57.9)   427 (67.7) 204 (32.3)   433 (68.6) 198 (31.4)  
Age, years 77.5
(70.0–86.0)
79.0
(70.0–87.0)
0.63 77.0
(70.0–85.0)
81.0
(69.0–87.0)
0.39 78.0
(70.0–86.0)
79.0
(70.0–86.0)
0.62 82.0
(74.0–87.0)
82.0
(74.0–88.0)
0.64 82.0
(74.0–87.0)
82.0
(73.5–87.0)
0.93 82.0
(74.0–88.0)
81.0
(73.0–87.0)
0.48
Female sex, n (%) 25 (21.6) 41 (37.6) <0.05 35 (24.5) 31 (37.8) <0.05 29 (22.5) 37 (38.5) <0.05 119 (51.1) 147 (45.8) 0.22 203 (47.5) 88 (43.1) 0.30 203 (46.9) 88 (44.4) 0.57
BMI, kg/m2 23.0
(20.5–25.0)
20.7
(18.3–23.9)
<0.05 22.5
(19.6–24.8)
21.0
(18.4–24.0)
0.06 23.0
(20.4–25.1)
20.6
(18.2–23.2)
<0.05 22.4
(20.2–24.7)
21.4
(18.9–24.0)
<0.05 21.8
(19.2–24.1)
22.0
(19.6–24.5)
0.22 22.0
(19.6–24.3)
21.2
(18.7–24.0)
0.06
SBP, mmHg 119
(109–131)
100
(93.8–121)
<0.05 115
(104–128)
108
(92–124)
<0.05 119
(110–130)
98.0
(92.0–118)
<0.05 131
(120–143)
115
(103–136)
<0.05 123
(112–138)
119
(100–142)
<0.05 124
(113–138)
114
(96.0–141)
<0.05
Heart rate, beats/min 71.0
(60.5–80.0)
73.0
(65.0–83.3)
0.20 71.0
(61.3–82.0)
73.5
(65.0–83.0)
0.42 71.0
(60.0–80.0)
74.0
(66.0–84.5)
<0.05 69.0
(61.0–79.0)
71.0
(63.0–79.0)
0.47 70.0
(62.0–79.0)
72.0
(63.0–79.0)
0.54 70.0
(62.0–79.0)
72.0
(64.8–79.0)
0.32
Hemoglobin, g/dL 13.3
(11.8–14.8)
12.0
(10.5–13.9)
<0.05 13.1
(11.7–14.6)
12.0
(10.5–14.0)
<0.05 13.3
(11.8–14.7)
11.9
(10.1–13.8)
<0.05 12.5
(11.5–13.5)
11.3
(9.70–12.6)
<0.05 12.1
(10.9–13.4)
11.4
(9.75–12.6)
<0.05 12.2
(11.0–13.5)
11.1
(9.40–12.5)
<0.05
Potassium, mEq/L 4.00
(3.80–4.30)
4.20
(3.80–4.60)
<0.05 4.00
(3.80–4.38)
4.20
(3.80–4.60)
<0.05 4.10
(3.80–4.40)
4.20
(3.70–4.55)
0.48 4.10
(3.80–4.40)
4.10
(3.90–4.43)
0.15 4.10
(3.80–4.40)
4.10
(3.80–4.50)
0.43 4.10
(3.80–4.40)
4.10
(3.80–4.50)
0.96
Albumin, g/dL 3.80
(3.50–4.10)
3.60
(3.20–3.90)
<0.05 3.70
(3.40–4.10)
3.60
(3.20–4.00)
<0.05 3.80
(3.50–4.10)
3.50
(3.20–3.90)
<0.05 3.90
(3.50–4.10)
3.50
(3.10–3.90)
<0.05 3.70
(3.30–4.10)
3.50
(3.10–3.80)
<0.05 3.80
(3.40–4.10)
3.40
(3.00–3.73)
<0.05
Serum creatinine, mg/dL 1.00
(0.85–1.26)
1.36
(0.98–2.24)
<0.05 1.03
(0.85–1.26)
1.65
(1.06–2.56)
<0.05 1.08
(0.85–1.33)
1.27
(0.92–2.21)
<0.05 0.92
(0.75–1.12)
1.29
(0.96–2.28)
<0.05 0.98
(0.78–1.21)
1.82
(1.06–4.10)
<0.05 0.99
(0.80–1.32)
1.58
(0.97–4.40)
<0.05
eGFR, mL/min/1.73 m2 52.0
(42.0–63.5)
35.0
(20.0–53.0)
<0.05 50.0
(41.3–62.0)
27.5
(17.0–52.0)
<0.05 49.0
(37.0–62.3)
40.0
(19.0–55.0)
<0.05 52.0
(42.0–64.0)
33.0
(20.0–54.0)
<0.05 49.0
(39.0–63.0)
22.0
(11.0–47.0)
<0.05 48.0
(36.0–61.0)
29.5
(10.0–55.0)
<0.05
Clinical features of HF
 Ischemic cause, n (%) 52 (44.8) 42 (38.5) 0.34 62 (43.4) 32 (39.0) 0.53 60 (46.5) 34 (35.4) 0.10 62 (26.6) 80 (24.9) 0.65 108 (25.3) 61 (29.9) 0.22 117 (27.0) 52 (26.3) 0.84
 LVEF, % 32.0
(27.0–37.0)
33.0
(28.4–36.0)
0.87 33.0
(29.0–37.0)
31.0
(26.0–36.0)
<0.05 33.0
(28.0–37.2)
31.5
(27.0–35.9)
0.06 60.0
(54.0–66.0)
58.0
(52.0–63.0)
<0.05 57.6
(51.0–64.0)
57.0
(49.6–63)
0.55 57.3
(50.2–64.0)
57.0
(50.0–63.0)
0.86
 BNP, pg/mL 284
(133–630)
466
(246–874)
<0.05 302
(138–577)
524
(216–1,085)
<0.05 275
(129–627)
500
(274–902)
<0.05 173
(82.3–307)
223
(94.7–433)
<0.05 179
(82.4–335)
263
(141–555)
<0.05 187
(85.1–348)
241
(124–528)
<0.05
Medical history, n (%)
 Diabetes 50 (43.1) 44 (40.4) 0.68 65 (45.5) 29 (35.4) 0.14 54 (41.9) 40 (41.7) 0.98 72 (30.9) 104 (32.4) 0.71 118 (27.6) 80 (39.2) <0.05 122 (28.2) 76 (38.4) <0.05
 Hypertension 87 (75.0) 67 (61.5) <0.05 104 (72.7) 50 (61.0) 0.07 93 (72.1) 61 (63.5) 0.17 184 (79.0) 234 (72.9) 0.10 315 (73.8) 157 (77.0) 0.39 327 (75.5) 145 (73.2) 0.54
 Atrial fibrillation 48 (41.4) 59 (54.1) 0.06 65 (45.5) 42 (51.2) 0.41 55 (42.6) 52 (54.2) 0.09 94 (40.3) 154 (48.0) 0.07 198 (46.4) 90 (44.1) 0.60 205 (47.3) 83 (41.9) 0.20
 Hospitalization for HF 80 (69.0) 93 (85.3) <0.05 102 (71.3) 71 (86.6) <0.05 91 (70.5) 82 (85.4) <0.05 112 (48.1) 227 (70.7) <0.05 244 (57.1) 147 (72.1) <0.05 246 (56.8) 145 (73.2) <0.05
Treatment, n (%)
 ACE-Is or ARBs 89 (76.7) 74 (67.9) 0.14 106 (74.1) 57 (69.5) 0.46 101 (78.3) 62 (64.6) <0.05 155 (66.5) 195 (60.7) 0.16 288 (67.4) 113 (55.4) <0.05 292 (67.4) 109 (55.1) <0.05
 β-blockers 104 (89.7) 95 (87.2) 0.56 129 (90.2) 70 (85.4) 0.28 116 (89.9) 83 (86.5) 0.42 156 (67.0) 209 (65.1) 0.65 287 (67.2) 135 (66.2) 0.80 296 (68.4) 126 (63.6) 0.24
 MRAs 67 (57.8) 61 (56.0) 0.79 84 (58.7) 44 (53.7) 0.46 75 (58.1) 53 (55.2) 0.66 82 (35.2) 116 (36.1) 0.82 175 (41.0) 67 (32.8) <0.05 169 (39.0) 73 (36.9) 0.60
 Diuretics 78 (76.7) 88 (80.7) 0.46 114 (79.7) 63 (76.8) 0.61 100 (77.5) 77 (80.2) 0.63 135 (57.9) 227 (70.7) <0.05 279 (65.3) 142 (69.6) 0.29 289 (66.7) 132 (66.7) 0.98

ACE-I, angiotensin-converting enzyme inhibitor; ARB, angiotensin-receptor blocker; BMI, body mass index; BNP, B-type natriuretic peptide; eGFR, estimated glomerular filtration rate; HF, heart failure; LVEF, left ventricular ejection fraction; MRA, mineralocorticoid antagonist; RCT, randomized controlled trial; SBP, systolic blood pressure.