Table 3.

Patient characteristics by antibody status in PCR-negative patients

VariablePCR Negative, Ab− (%), n=34PCR Negative, Ab+, n=8P Value
Sex
 Women15 (44.1)5 (62.5)0.45
 Men19 (55.9)3 (37.5)
Age (median), yr62 (52–75)64 (58–74)0.93
Ethnicity
 Black6 (17.6)2 (25.0)0.17
 White9 (26.5)0
 Indoasian15 (44.1)4 (50.0)
 Other4 (11.7)2 (25.0)
Cause of ESKD
 APKD1 (2.6)00.54
 Diabetic nephropathy12 (35.3)5 (62.5)
 GN5 (14.7)1 (12.5)
 Other7 (20.6)2 (25.0)
 Unknown8 (23.5)0 (8.3)
 Urologic1 (2.9)0
Time at ESKD (median), yr1.5 (0.4–2.9)1.7 (1.1–3.5)0.67
Unit
 A12 (35.3)1 (12.5)0.40
 B22 (64.7)7 (87.5)
Lymphocyte count (median)0.9 (0.8–1.4)1.2 (0.7–2.8)0.41
CRP (median)27.9 (11.9–94.6)66.2 (8.1–144.5)0.57
CXR
 No CXR20 (58.8)5 (62.5)0.05
 No abnormalities10 (29.4)0
 COVID-19 abnormalities4 (11.8)3 (37.5)
Immunosuppressed, yes4 (11.8)00.80
  • APKD, autosomal dominant polycystic kidney disease; CXR, chest X-ray.