4. Baseline 25‐hydroxy vitamin D in intervention and control groups.
| Study ID | 25(OH)D nmol/L |
| Aloia 1988 | Intervention 54.8 (SD 17.8); Control 66.5 (SD 29.3) |
| Arthur 1990 | Intervention 30 (SD 7.5); Control 52.5 (SD 22.5)* (Considerable difference between intervention and control) |
| Avenell 2004 | N/A |
| Bischoff 2003 | Intervention 30.8 (interquartile range 23‐55); Control 29 (interquartile range 23‐55) |
| Bolton‐Smith 2007 | Intervention 62.5 (SD 15.5); Control 57 (15.3) |
| Burleigh 2007 | Intervention 21.7 (SD 7.1); Control 24.7 (SD 10.0) |
| Caniggia 1984 | N/A |
| Chapuy 1992 | Intervention 40.0 (SD 27.5); Control 32.5 (SD 22.5) subgroups |
| Chapuy 2002 | Intervention 21.3 (SD 13.3), 22.5 (SD 16.5); Control 22.8 (SD 17.3) |
| Dawson‐Hughes 1997 | Intervention 82.5 (SD 40.8) men, 71.8 (SD 33.3) women; Control 84.0 (SD 31.8) men, 61.3 (SD 25.8) women |
| Dukas 2004 | Intervention 98.8 (SD 30.0); Control 97.8 (SD 27.3)* |
| Ebeling 2001 | Intervention 91 (SD 42); Control 86 (27) |
| Falch 1987 | N/A |
| Flicker 2005 | Intervention 61% in 25‐40 range; Control 54% in 25‐40 range |
| Gallagher 1989 | N/A |
| Gallagher 1990 | N/A |
| Gallagher 2001 | Intervention 78.0 (SD 21.6); Control 80.5 (SD 27.4) |
| Garay Lillo 1997 | Intervention 58.3 (SD 46.3); Control 64.8 (SD 51.3) subgroups |
| Geusens 1986 | N/A |
| Glendenning 2012 | 65.8 (SD 22.7) combined intervention and control subgroup |
| Gorai 1999 | N/A |
| Harwood 2004 | Intervention 28 (range 10‐67), 30 (range 12‐85), 29 (range 6‐75); Control 30 (range 12‐64) |
| Hayashi 1992 | N/A |
| Inkovaara 1983 | N/A |
| Ishida 2004 (retracted) | N/A |
| Janssen 2010 | Vitamin D and calcium 32.6 (SD 11.6); Placebo and calcium 34.3 (SD 11.5) |
| Komulainen 1998 | N/A |
| Law 2006 | Intervention 47 median (35‐102, 90th centile range) subgroup; no data for control group |
| Lips 1996 | Intervention 27 (25th‐75th centile 19‐36); Control 26 (25th‐75th centile 19‐37) subgroups |
| Lyons 2007 | N/A |
| Menczel 1994 | N/A |
| Meyer 2002 | Intervention 47 (SD 26); Control 51 (SD 33) subgroups |
| Mitri 2011 | Vitamin D and calcium 56 (SE 4), Vitamin D and placebo 66 (SE 4), Calcium and placebo 63 (SE 5), Placebos 61 (SE 3) |
| Nakatsuka 1997 | Intervention 58.4 (SD 24.5); Control 69.8 (SD 28.5) |
| Ones 2007 | N/A |
| Orimo 1994 | Intervention 58.0 (SD 22.5); Control 50.3 (SD 16.3) |
| OSTPRE‐FPS 2007 | Intervention 50.0 (SD 18.7); Control 49.1 (SD 17.7) subgroups |
| Ott 1989 | Intervention 66.8 (SD 31.5); Control 65.8 (SD 39.3) |
| Peacock 2000 | Intervention 65.0 (SD 25) men, 57.5 (SD 33) women; Control 65.0 (SD 30) men, 60.0 (SD 30) women |
| Pfeifer 2000 | Interventiion 25.7 (SD 13.6); Control 24.6 (SD 12.1) |
| Pfeifer 2009 | Vitamin D and calcium 55 (SD 18); Calcium 54 (SD 18) |
| Porthouse 2005 | N/A |
| Prince 2008 | Intervention 45.2 (SD 12.5); Control 44.3 (SD 12.7) |
| RECORD 2005 | Intervention 38.0 (SD 16.3); Control 39.5 (SD 14.8) subgroups* |
| Shiraki 1996 | N/A |
| Smith 2007 | Intervention 56.5; Control 62.2 subgroups |
| Tilyard 1992 | N/A |
| Trivedi 2003 | N/A |
| Ushiroyama 2001 | N/A |
| Vital D | Intervention 53 (interquartile range 40‐65); Control 45 (interquartile range 40‐57) subgroups |
| WHI 2006 | 46.0 (SD 22.6) subsequent hip fracture, 48.4 (SD 23.5) Controls, subgroups |
| Witham 2010 | Intervention 20.5 (SD 8.9); Control 23.7 (SD 10.0) |
| Witham 2013 | Intervention 44(SD 16); Control 45(SD 15) |
* reported as D3 N/A: not available