Table 2.

Follow-up and gene groupings of SAA patients by IBMFS-associated variant status categories

VariableNo variant
(n = 611)
Carrier
(n = 73)
Unrecognized
IBMFS
(n = 48)
P
Alive at last follow-up, n (%)* 403 (66) 51 (70) 22 (46) .01 
Follow-up of survivors (mo), median (range) 71 (2-295) 58 (7-295) 49 (9-125) .06 
Gene group, n (%)    <.001§ 
 DNA damage response 0 (0) 42 (58) 6 (13)  
 Hematopoiesis 0 (0) 11 (15) 21 (44)  
 Ribosome biology 0 (0) 9 (12) 6 (13)  
 Telomere biology 0 (0) 11 (15) 15 (31)  
 No variant 611 (100) 0 (0) 0 (0)  
VariableNo variant
(n = 611)
Carrier
(n = 73)
Unrecognized
IBMFS
(n = 48)
P
Alive at last follow-up, n (%)* 403 (66) 51 (70) 22 (46) .01 
Follow-up of survivors (mo), median (range) 71 (2-295) 58 (7-295) 49 (9-125) .06 
Gene group, n (%)    <.001§ 
 DNA damage response 0 (0) 42 (58) 6 (13)  
 Hematopoiesis 0 (0) 11 (15) 21 (44)  
 Ribosome biology 0 (0) 9 (12) 6 (13)  
 Telomere biology 0 (0) 11 (15) 15 (31)  
 No variant 611 (100) 0 (0) 0 (0)  
*

Totals may not add up due to missing values.

χ-square test unless specified otherwise.

Kruskal-Wallis test.

§

Fisher’s exact test.

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