Table 1.

Changes of pulmonary function before and after treatment with tofacitinib for 6 months

Variable	Before		After
	Absolute	% of predicted	Absolute	% of predicted
FVC (L)	1.37	49	1.21	44
TLC (L)	1.09	27	1.05	26
FEV1 (L)	1.08	51	1.05	51
FEV1/FVCmix (%)	79	104	87	115
Peak flow (L/s)	3.44	64	3.31	62
DLCOcSB (mmol/min/kPa)	4.2	22	12.9	65
TLCOc/VA (mmol/min/kPa/L)	3.85	95	12.29	309