Table 1.

Radiographic data for primary analysis (intent-to-treat population).

Group	Placebo-MTX, n = 393	4 mg/kg Tocilizumab-MTX, n = 399	8 mg/kg Tocilizumab-MTX, n = 398
Patients with Week 104 radiograph	140	231	252
Patients with Week 104 radiographic data imputed using linear extrapolation	154	112	101
Escape or withdrawal^*	95	49	37
No Week 104 radiograph^†	59	63	64
Patients included in the primary endpoint analysis	294	343	353

↵* For withdrawals, only patients with nonmissing postwithdrawal Week 104 radiographs are included in this count.
↵† Includes withdrawal patients with missing postwithdrawal Week 104 radiographs. MTX: methotrexate.