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. 2021 May 27;44(6):711–722. doi: 10.1007/s40264-021-01067-x

Table 6.

Grade 3 or 4 laboratory abnormalities in the upadacitinib Japanese and global RA populations

Laboratory parameters Japanese RA population Global RA population
Upadacitinib
7.5 mg once daily
[n = 121]
Upadacitinib
15 mg once daily
[n = 126]
Upadacitinib
30 mg once daily
[n = 124]
Upadacitinib
6 mg twice daily/
15 mg once daily
[n = 2883]
Upadacitinib
12 mg twice daily/
30 mg once daily
[n = 1375]
Hemoglobin (g/L)
 Grade 3 (70 to < 80 or decreased 21 to < 30) 2 (1.7) 2 (1.6) 16 (12.9) 169 (5.9)a 160 (11.7)b
 Grade 4 (< 70 or decreased ≥ 30) 1 (0.8) 0 9 (7.3) 51 (1.8)a 59 (4.3)b
Neutrophils (× 109/L)
 Grade 3 (0.5 to < 1.0) 2 (1.7) 1 (0.8) 4 (3.2) 29 (1.0)c 34 (2.5)d
 Grade 4 (< 0.5) 1 (0.8) 0 0 7 (0.2)c 3 (0.2)d
Lymphocytes (× 109/L)
 Grade 3 (0.5 to < 1.0) 48 (39.7) 40 (31.7) 56 (45.2) 572 (20.0)c 333 (24.4)d
 Grade 4 (< 0.5) 6 (5.0) 2 (1.6) 6 (4.8) 45 (1.6)c 39 (2.9)d
CPK (U/L)
 Grade 3 (> 5.0 to 10.0 × ULN) 3 (2.5) 3 (2.4) 5 (4.0) 48 (1.7)e 29 (2.1)f
 Grade 4 (> 10.0 × ULN) 1 (0.8) 1 (0.8) 4 (3.2) 15 (0.5)e 16 (1.2)f
Creatinine (µmol/L)
 Grade 3 (> 3.0 to 6.0 × ULN) 0 0 0 1 (< 0.1)c 1 (< 0.1)g
 Grade 4 (> 6.0 × ULN) 0 1 (0.8) 0 2 (< 0.1)c 0g
Alanine aminotransferase (U/L)
 Grade 3 (> 3.0 to 8.0 × ULN) 1 (0.8) 3 (2.4) 5 (4.0) 89 (3.1)h 48 (3.5)i
 Grade 4 (> 8.0 × ULN) 0 1 (0.8) 1 (0.8) 12 (0.4)h 7 (0.5)i
Aspartate aminotransferase (U/L)
 Grade 3 (> 3.0 to 8.0 × ULN) 1 (0.8) 2 (1.6) 2 (1.6) 55 (1.9)e 22 (1.6)i
 Grade 4 (> 8.0 × ULN) 0 1 (0.8) 0 8 (0.3)e 5 (0.4)i

Data are expressed as n (%)

CPK creatine phosphokinase, RA rheumatoid arthritis, ULN upper limit of normal

an = 2858

bn = 1364

cn = 2857

dn = 1363

en = 2855

fn = 1367

gn = 1368

hn = 2856

in = 1366