| Study | Reason for exclusion |
|---|---|
| Agertoft 1994 | Not a randomised controlled trial |
| Baxter‐Jones 2000 | Control group neither placebo nor non‐steroidal drugs |
| Brand 2011 | Growth outcomes not available |
| CAMP 1999 | Not a randomised controlled trial |
| Heuck 1998 | Control group neither placebo nor non‐steroidal drugs |
| Kerrebijn 1976 | Not a randomised controlled trial |
| Martinati 1998 | Not a randomised controlled trial |
| Merkus 1993 | Not a randomised controlled trial |
| Rao 1999 | Growth outcomes not available |
| Teper 2004 | Growth outcomes not available |
| Tinkelman 1996 | Not a randomised controlled trial |
| Verberne 1998 | Control group neither placebo nor non‐steroidal drugs |
| Xu 2005 | Control group neither placebo nor non‐steroidal drugs |
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