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IF (Inconsistency Factor) plots of mortality at maximal follow‐up in which direct and indirect estimates were available. There appears to be inconsistency as the confidence intervals do not overlap 1 for the following loops: no intervention ‐ glucocorticosteroids ‐ pentoxifylline plus glucocorticosteroids (confidence intervals: 0.00 to 0.14) and glucocorticosteroids ‐ pentoxifylline plus glucocorticosteroids ‐ pentoxifylline (0.00 to 0.78).
