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. Author manuscript; available in PMC: 2022 Dec 1.
Published in final edited form as: Hypertension. 2021 Nov 1;78(6):1742–1749. doi: 10.1161/HYPERTENSIONAHA.121.18315

Table 2.

Serious adverse events by heart failure risk tertile and SPRINT treatment arm

Characteristic Low Risk (Range 0.6–5.4%) Intermediate Risk (Range 5.4–9.0%) High Risk (Range 9.0–50.3%)

Intensive N=1,149 Standard N=1,154 Intensive N=1,180 Standard N=1,124 Intensive N=1,134 Standard N=1,170
Serious adverse events 313 (27.2) 263 (22.8) 396 (33.6) 386 (34.3) 464 (40.9) 453 (38.7)
Related serious adverse event 29 (2.5) 11 (1.0) 40 (3.4) 26 (2.3) 69 (6.1) 36 (3.1)
Hypotension 16 (1.4) 6 (0.5) 18 (1.5) 15 (1.3) 36 (3.2) 16 (1.4)
Syncope 21 (1.8) 9 (0.8) 16 (1.4) 17 (1.5) 34 (3.0) 20 (1.7)
Bradycardia 8 (0.7) 3 (0.3) 15 (1.3) 8 (0.7) 21 (1.9) 20 (1.7)
Electrolyte abnormality 32 (2.8) 17 (1.5) 26 (2.2) 29 (2.6) 30 (2.6) 25 (2.1)
Injurious fall 12 (1.0) 6 (0.5) 20 (1.7) 17 (1.5) 21 (1.9) 21 (1.8)
Acute kidney injury/acute renal failure 25 (2.2) 15 (1.3) 32 (2.7) 18 (1.6) 55 (4.9) 33 (2.8)
ER Visit or serious adverse event
Hypotension 27 (2.3) 10 (0.9) 28 (2.4) 20 (1.8) 54 (4.8) 23 (2.0)
Syncope 33 (2.9) 14 (1.2) 26 (2.2) 23 (2.0) 46 (4.1) 29 (2.5)
Bradycardia 11 (1.0) 4 (0.3) 16 (1.4) 11 (1.0) 29 (2.6) 21 (1.8)
Electrolyte abnormality 41 (3.6) 19 (1.6) 34 (2.9) 36 (3.2) 42 (3.7) 31 (2.6)
Injurious fall 57 (5.0) 35 (3.0) 74 (6.3) 64 (5.7) 79 (7.0) 84 (7.2)
Acute kidney injury or renal failure 26 (2.3) 15 (1.3) 33 (2.8) 19 (1.7) 61 (5.4) 33 (2.8)