Table 1.

Characteristics of participants in a prospective cohort study of early humoral responses to coronavirus disease 2019 vaccination with BNT162b2 among patients on hemodialysis

CharacteristicHealthy Controls, n=46Patients on Dialysis, n=22Healthy Controls: Age Matched, n=15Patients on Dialysis: Age Matched, n=20
Age, yr, median (range)48a (28–90)74a (51–92)67 (54–90)72 (51–82)
Sex, n (%)
 Men19 (41)12 (55)11 (73)10 (50)
 Women27 (59)10 (45)4 (27)10 (50)
Times from dialysis initiation, yr, median (range)N/A5 (2–14)N/A8 (5–14)
Cause of kidney failure, n (%)
 Diabetes or vascular nephropathyN/A14 (64)N/A14 (70)
 Glomerular diseaseN/A4 (18)N/A3 (15)
 OtherN/A4 (18)N/A3 (15)
Comorbidities, n (%)
 Diabetes mellitusN/A14 (64)N/A3 (15)
 HypertensionN/A21 (95)N/A20 (100)
 Obesity, BMI>25 kg/m2N/A16 (73)N/A15 (75)
 Coronary heart diseaseN/A8 (36)N/A7 (35)
 Peripheral artery diseaseN/A6 (27)N/A4 (20)
 Chronic heart failureN/A3 (14)N/A3 (15)
 COPDN/A1 (5)N/A1 (5)
 CirrhosisN/A1 (5)N/A0 (0)
  • N/A, not available; BMI, body mass index; COPD, chronic obstructive pulmonary disease.

  • aP<0.001.