1 Cochrane A. Effectiveness and efficiency: random reflections on health services. London: Nuffield Provincial Hospitals Trust, 1971.
2 Hall M, Macintyre S, Porter M. Antenatal care assessed: a case study of an innovation in Aberdeen. Aberdeen: Aberdeen University Press, 1985.
3 Hundley VA, Cruickshank FM, Lang GD, et al. Midwife managed delivery unit: a randomised controlled comparison with consultant led care. BMJ 1994;309:1400–4. [Abstract/FREE Full text]
4 Tucker JS, Hall MH, Howie PW, et al. Should obstetricians see women with normal pregnancies? A multicentre randomised controlled trial of routine antenatal care by general practitioners and midwives compared with shared care led by obstetricians. BMJ 1996;312:554–9. [Abstract/FREE Full text]
5 Turnbull D, Holmes A, Shields N, et al. Randomised, controlled trial of efficacy of midwife-managed care. Lancet 1996;348:213–18. [CrossRef][Medline][Web of Science]
6 Sikorski J, Wilson J, Clement S, et al. A randomised controlled trial comparing two schedules of antenatal visits: the antenatal care project. BMJ 1996;312:546–53. [Abstract/FREE Full text]
7 Elbourne D, Richardson M, Chalmers I, et al. The Newbury maternity care study: a randomised controlled trial to assess a policy of women holding their own obstetric records. Br J Obstet Gynaecol 1987;94:612–19. [Medline][Web of Science]
8 Sleep J, Grant A, Garcia J, et al. West Berkshire perineal management trial. BMJ (Clin Res Ed) 1984;289:587–90. [Abstract/FREE Full text]
9 Romney ML, Gordon H. Is your enema really necessary? BMJ (Clin Res Ed) 1981;282:1269–71. [Abstract/FREE Full text]
10 Drayton S, Rees C. They know what they're doing. Nurs Mirror 1984;159:4–8.
11 Wiggins M, Oakley A, Roberts I, et al. Postnatal support for mothers living in disadvantaged inner city areas: a randomised controlled trial. J Epidemiol Community Health 2005;59:288–95. [Abstract/FREE Full text]
12 Macintyre S, Chalmers I, Horton R, et al. Using evidence to inform health policy: case study. BMJ 2001;322:222–5. [FREE Full text]
13 Milward L, Kelly M, Nutbeam D. Public health intervention research: the evidence. London: Health Development Agency, 2001.
14 Wanless D. Securing good health for the whole population. Final report. London: HM Treasury, 2004.
15 Olds DL, Kitzman H, Hanks C, et al. Effects of nurse home visiting on maternal and child functioning: age-9 follow-up of a randomized trial. Pediatrics 2007;120:e832–45. [Abstract/FREE Full text]
16 House of Commons Health Committee. Health inequalities (third report of session 2008–9). London: The Stationery Office, 2008.
17 House of Commons Health Committee. Oral evidence taken before the health committee Wednesday 19th of November 2008 (Rt Hon Alan Johnson MP and Mr Hugh Taylor CB). London: The Stationary Office, 2008.
18 Moller J. Reconsidering community based interventions. Inj Prev 2004;10:2–3. [FREE Full text]
19 James A. Could go further (rapid response to Craig et al 2008). BMJ 2008;337.
20 Pawson R, Tilley N. Realistic evaluation. London: Sage Publications, 1997.
21 Oakley A, Strange V, Toroyan T, et al. Using random allocation to evaluate social interventions: three recent UK examples. Ann Am Acad Pol Soc Sci 2003;589:170–89. [Abstract]
22 Skrabanek P. Why is preventive medicine exempted from ethical constraints? J Med Ethics 1990;16:187–90. [Abstract/FREE Full text]
23 DiGuiseppi C, Roberts I, Wade A, et al. Incidence of fires and related injuries after giving out free smoke alarms: cluster randomised controlled trial. BMJ 2002;325:995. [Abstract/FREE Full text]
24 Petrosino A, Turpin-Petrosino C, Buehler J. ‘Scared Straight’ and other juvenile awareness programs for preventing juvenile delinquency. Cochrane Database Syst Rev 2002;(2):CD002796.
25 King G, Gakidou E, Imai K, et al. Public policy for the poor? A randomised assessment of the Mexican universal health insurance programme. Lancet 2009;373:1447–54. [CrossRef][Medline][Web of Science]
26 Luby SP, Agboatwalla M, Feikin DR, et al. Effect of handwashing on child health: a randomised controlled trial. Lancet 2005;366:225–33. [CrossRef][Medline][Web of Science]
27 Sherman LW, Rogan DP, Edwards T, et al. Deterrent effects of police raids on crack houses: a randomized, controlled experiment. Justice Q 1995;12:756–81.
28 Warburton AL, Shepherd JP. Effectiveness of toughened glassware in terms of reducing injury in bars: a randomised controlled trial. Inj Prev 2000;6:36–40. [Abstract/FREE Full text]
29 Shemilt I, Harvey I, Shepstone L, et al. A national evaluation of school breakfast clubs: evidence from a cluster randomized controlled trial and an observational analysis. Child Care Health Dev 2004;30:413–27. [CrossRef][Medline][Web of Science]
30 Toroyan T, Roberts I, Oakley A, et al. Effectiveness of out-of-home day care for disadvantaged families: randomised controlled trial. BMJ 2003;327:906. [Abstract/FREE Full text]
31 Wall M, Hayes RJ, Moore D, et al. Evaluation of community level interventions to address social and structural determinants of health: a cluster randomised controlled trial. BMC Public Health 2009;9:207. [CrossRef][Medline]
32 Wiebe S, Blume WT, Girvin JP, et al. A randomized controlled trial of surgery for temporal-lobe epilepsy. N Engl J Med 2001;345:311–18. [CrossRef][Medline][Web of Science]
33 Moseley JB, O'Malley K, Peterson NJ, et al. A controlled trial of arthroscopic surgery for osteoarthritis of the knee. N Engl J Med 2002;347:81–8. [CrossRef][Medline][Web of Science]
34 Freed CR, Greene PE, Breeze RE, et al. Transplantation of embryonic dopamine neurons for severe Parkinson's disease. N Engl J Med 2001;344:710–19. [CrossRef][Medline][Web of Science]
35 Newell DJ. Intention-to-treat analysis: implications for quantitative and qualitative research. Int J Epidemiol 1992;21:837–41. [Abstract/FREE Full text]
36 Hayes R, Bennett S. Simple sample size calculations for cluster randomised trials. Int J Epidemiol 1999;28:319–26. [Abstract/FREE Full text]
37 Sanson-Fisher RW, Bonevski B, Green L, et al. Limitations of the randomized controlled trial in evaluating population-based health interventions. Am J Prev Med 2007;33:155–61. [CrossRef][Medline][Web of Science]
38 Schweinhart L, Montie J, Xiang Z, et al. Lifetime effects: the High/Scope Perry Preschool Study through age 3 Ypsilanti, MI: High/Scope Press, 2005.
39 Belsky J, Melhuish E, Barnes J, et al. Effects of Sure Start local programmes on children and families: early findings from a quasi-experimental, cross sectional study. BMJ 2006;332.
40 et al. Barnes M, Bauld L, Benzeval Met al., eds. Health Action Zones: partnerships for health equity. London: Routledge, 2005.
41 Smithells R. Iatrogenic hazards and their effects. Postgrad Med J 1975;15:126–7.
42 Chalmers I. Trying to do more good than harm in policy and practice: the role of rigorous, transparent, up-to-date, replicable evaluations. Ann Am Acad Polit Soc Sci 2003r;589:22–40. [Abstract]
43 Rutter M. Is sure start an effective preventive intervention? Child Adolesc Mental Health 2006;11:135–41. [CrossRef]
44 Craig P, Dieppe P, Macintyre S, et al. Developing and evaluating complex interventions: new guidance. London: Medical Research Council, 2008.