Pooled analysis of 16 RCTs in 7044 abatacept treated pts (21,274 PYs exposure) found very low risk of opportunistic infections ranging from OIs 0.17 to 0.21 on ABA and 0.56 on placebo - only 13 TB cases; IR for H zoster was low 1.53/100PY https://t.co/kOWYxEmQLd