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. Author manuscript; available in PMC: 2025 Mar 1.
Published in final edited form as: Ann Intern Med. 2024 Aug 13;177(9):1209–1221. doi: 10.7326/M24-0737

Table 2.

Estimated mean laboratory measurements by group after propensity score weighting

Prior SARS-CoV-2
Infection
No Prior
Infection
PASC score ≥12 PASC score=0
Lab Measurement Est (95% CI) Est (95% CI) Est (95% CI) Est (95% CI)
Sodium (mmol/L) 139.1 (139.1, 139.2) 139.2 (139.0, 139.4) 139.2 (139.1, 139.3) 139.2 (139.0, 139.4)
Potassium (mmol/L) 4.16 (4.15, 4.16) 4.16 (4.12, 4.19) 4.16 (4.14, 4.18) 4.16 (4.13, 4.19)
Chloride (mmol/L) 103.4 (103.3, 103.5) 103.6 (103.3, 103.9) 103.2 (103.0, 103.3) 103.3 (103.1, 103.6)
Bicarbonate (mmol/L) 25.2 (25.2, 25.3) 25.1 (24.9, 25.4) 25.2 (25.1, 25.3) 25.0 (24.7, 25.2)
Creatinine (serum) (umol/L) 77.5 (76.2, 78.7) 75.4 (72.5, 78.3) 78.4 (75.3, 81.5) 76.7 (73.8, 79.6)
Creatinine (serum) (mg/dL) 0.876 (0.862, 0.890) 0.853 (0.820, 0.886) 0.887 (0.852, 0.922) 0.868 (0.835, 0.900)
Calcium (mmol/L) 2.35 (2.35, 2.36) 2.36 (2.35, 2.37) 2.36 (2.35, 2.36) 2.35 (2.34, 2.36)
Calcium (mg/dL) 9.43 (9.42, 9.44) 9.47 (9.44, 9.51) 9.45 (9.43, 9.47) 9.43 (9.39, 9.46)
ALT (U/L) 22.6 (22.2, 22.9) 22.1 (20.6, 23.6) 23.3 (22.5, 24.2) 22.8 (21.4, 24.1)
AST (U/L) 21.8 (21.5, 22.1) 21.9 (19.9, 23.8) 22.0 (21.3, 22.6) 22.2 (21.1, 23.3)
Total bilirubin (umol/L) 9.56 (9.44, 9.67) 9.45 (9.06, 9.84) 9.09 (8.87, 9.32) 9.13 (8.76, 9.51)
Total bilirubin (mg/dL) 0.559 (0.552, 0.565) 0.553 (0.530, 0.575) 0.532 (0.519, 0.545) 0.534 (0.512, 0.556)
Albumin (g/L) 43.9 (43.8, 44.0) 44.2 (43.8, 44.5) 44.0 (43.9, 44.2) 43.7 (43.4, 44.0)
WBC (x10^9 cells/L) 6.58 (6.53, 6.63) 6.63 (6.42, 6.84) 6.90 (6.80, 7.00) 6.88 (6.62, 7.15)
ALC (x10^9 cells/L) 195.2 (193.3, 197.1) 198.1 (189.3, 207.0) 198.3 (194.9, 201.8) 198.3 (189.7, 206.9)
ANC (x10^9 cells/L) 392.5 (388.7, 396.2) 394.5 (379.1, 410.0) 421.0 (412.1, 429.9) 410.1 (392.8, 427.3)
Hgb (g/L) 136.1 (135.8, 136.4) 137.2 (135.9, 138.5) 136.4 (135.7, 137.1) 136.3 (135.1, 137.6)
Platelets (x10^9 cells/L) 265.9 (264.5, 267.4) (a) 275.2 (268.5, 282.0) (a) 272.7 (269.4, 276.0) 266.3 (259.9, 272.7)
INR 1.02 (1.02, 1.03) 1.02 (1.01, 1.03) 1.02 (1.01, 1.03) 1.02 (0.99, 1.05)
D-dimer (ug/L) 517.6 (497.8, 537.4) 536.8 (481.6, 591.9) 518.6 (476.2, 561.1) 580.0 (471.8, 688.3)
hsCRP (mg/L) 4.08 (3.93, 4.23) 3.65 (3.18, 4.12) 5.01 (4.62, 5.39) (a) 4.23 (3.70, 4.76) (a)
Cystatin-C (mg/L) 0.895 (0.886, 0.904) 0.887 (0.863, 0.911) 0.918 (0.899, 0.937) 0.933 (0.884, 0.981)
HbA1c (%) 5.58 (5.56, 5.60) (a) 5.46 (5.40, 5.51) (a) 5.63 (5.59, 5.67) 5.67 (5.59, 5.74)
HDL cholesterol (mmol/L) 1.50 (1.49, 1.51) 1.49 (1.45, 1.52) 1.47 (1.45, 1.49) 1.47 (1.43, 1.50)
HDL cholesterol (mg/dL) 57.9 (57.5, 58.2) 57.4 (56.0, 58.8) 56.9 (56.1, 57.6) 56.7 (55.4, 57.9)
Non-HDL cholesterol (mmol/L) 3.38 (3.36, 3.40) 3.33 (3.24, 3.41) 3.52 (3.47, 3.57) 3.49 (3.40, 3.59)
Non-HDL cholesterol (mg/dL) 130.7 (129.8, 131.5) 128.6 (125.4, 131.8) 136.2 (134.3, 138.0) 135.0 (131.3, 138.8)
TSH (mcIU/mL) 1.95 (1.91, 1.99) 2.04 (1.85, 2.23) 2.00 (1.90, 2.10) 2.00 (1.86, 2.15)
NT-Pro BNP (pg/mL) 83.7 (76.4, 91.1) 80.8 (64.3, 97.2) 83.1 (67.1, 99.0) 124.6 (51.1, 198.1)
Albumin/creatinine ratio (mg/g) 81.9 (67.5, 96.2) (a) 43.0 (25.4, 60.6) (a) 67.0 (43.5, 90.5) 72.2 (42.7, 101.7)
(a)

Non-overlapping 95% CI between groups.

ALT, alanine transaminase; AST, aspartate aminotransferase; WBC, white blood cell count; ALC, absolute lymphocyte count; ANC, absolute neutrophil count, Hgb, hemoglobin; INR, international normalized ratio; hsCRP, high-sensitivity C-reactive protein; HbA1c, hemoglobin A1c; HDL, high density lipoprotein; TSH, thyroid stimulating hormone; NT-Pro BNP, N-terminal pro b-type natriuretic peptide