Table 2 Hb responder analysis
|  |  |    Number of |    Percent with |  |  | ||
|---|---|---|---|---|---|---|---|
Outcome | Comparator |    Trials |    Patients | Ferric carboxymaltose |    Control | RB 95% CI | NNT 95% CI |
Target Hb increase | All |    6 |    1715 |    78 |    63 |    1.2 (1.2 to 1.3) |    6.8 (5.3 to 9.7) |
|  | Oral iron |    5 |    1481 |    74 |    59 |    1.3 (1.2 to 1.4) |    6.6 (5.0 to 9.6) |
Achieve target Hb level | Oral iron |    5 |    1509 |    79 |    62 |    1.3 (1.2 to 1.4) |    5.9 (4.7 to 8.1) |
Clinical success | All |    4 |    1167 |    70 |    2 |    37 (20 to 67) |    1.5 (1.4 to 1.6) |
|  | Oral iron |    3 |    984 |    78 |    0 |    250 (51 to 1190) |    1.3 (1.2 to 1.3) |