TABLE 1

Test results and characteristics of the 45 enrolled patients

PatientAge yearsDiseaseTreatmentsQFT IU·mL−1TST mmCXr#Second QFT IU·mL−1TSPOT SFUSecond TST mm
TST+/QFT−
 177RADMARDs0.018+0.047ND
 275PRDMARDs+CCS0.2910+0.018ND
 367PDMARDs0.011000ND
 473RADMARDs0.2825+0.157ND
 569PBIO01408ND
 659SCDMARDs+CCS0.10200.0519ND
 7ƒ29ASNone0.03150.0334ND
 8ƒ50PADMARDs012+00ND
 9ƒ27JADMARDs+CCS080.050ND
 1051MSNone0600ND
 1139RADMARDs0.01140.020ND
TST−/QFT+
 1265PABIO2.4000.3600
 1364PADMARDs+CCS0.490000
 1454PNone0.380+000
 1564ASDMARDs0.6500.0100
 1668CRCCS0.600+0.19010
 1730PADMARDs2.8301.9800
 1854MSCCS7.050+IND00
TST−/QFT−/CXr+
 1966RANone00+000
 2070PADMARDs00+000
 2169RADMARDs00+006
 2246BDDMARDs+CCS00+0.5200
 2373UCNone0.240+0.16170
 2479RADMARDs+CCS00+070
 2566UCBIO0.020+0.0200
 2660RA+SCBIO0.030+000
 2735RABIO0.010+000
 2868RA+SJDMARDs+CCS00+0.0100
 2963CRCCS00+IND00
 3070RADMARDs+CCS0.020+0.0600
 3144PNone03+000
 3257PADMARDs00+000
 3370PADMARDs0.010+0.0400
 3458RADMARDs00+000
 3567RABIO+DMARDs00+000
 3663RADMARDs+CCS00+0.0200
 3775PADMARDs00+0.0300
 3871RADMARDs+CCS00+0.0100
 3964RACCS00+0.0100
 40ƒ30CRNone00+0.0500
 4167CRCCS0.010+000
 4245CR+ASNone0.020+000
 4377PANone04+004
 44ƒ61RADMARDs00+000
 4567RANone0.110+0.26110
  • QFT: QuantiFERON-TB Gold In-Tube (Qiagen, Hilden, Germany); IU: international units; TST: tuberculin skin test; CXr: chest radiograph; TSPOT: T-SPOT.TB (Oxford Immunotec, Abingdon, UK); RA: rheumatoid arthritis; PR: polymyalgia rheumatica; P: psoriasis; SC: scleroderma; AS: ankylosing spondylitis; PA: psoriatic arthritis; JA: juvenile idiopathic arthritis; MS: multiple sclerosis; CR: Crohn's disease; BD: Behçet's disease; UC: ulcerative colitis; SJ: Sjögren's syndrome; DMARDs: disease modifying antirheumatic drugs; CCS: corticosteroids; BIO: biological agents; IND: indeterminate; ND: not done. #: with (+) or without (-) findings consistent with previous tuberculosis; : data are reported as the highest SFU value of ESAT-6 or CFP-10 antigen minus the SFU value of the negative control; ƒ: vaccinated with bacille Calmette–Guérin. Positive results are highlighted in bold.