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. Author manuscript; available in PMC: 2014 Aug 7.
Published in final edited form as: Health Technol Assess. 2014 Jul;18(45):1–190. doi: 10.3310/hta18450
Databases and years searched Terms Number retrieved Number of relevant hits
Systematic reviews    
Cochrane Library: CDSR, current Issue, 2010 http://www.thecochranelibrary.com/view/0/index.html    
DARE (CRD) 2000-2010 http://www.crd.york.ac.uk/crdweb/    
HTA Database (CRD) http://www.crd.york.ac.uk/crdweb/    
National Coordinating Centre for Health Technology Assessment website http://www.hta.nhsweb.nhs.uk    
Other study types    
Cochrane Library: CENTRAL, current Issue, 2010

http://www.thecochranelibrary.com/view/0/index.html 		   
Medline (OVID) 1950-2010, June Week 1

(15/6/10)

  1. Pregnan$.ti,ab. 295057

  2. Preconception$.ti,ab. 1752

  3. preconceptual.ti,ab. 135

  4. pre-concept$.ti,ab. 250

  5. Fetal.ti,ab. 157883

  6. Foetal.ti,ab. 11957

  7. Fetus.ti,ab. 43868

  8. Foetus.ti,ab. 4543

  9. Newborn$.ti,ab. 104312

  10. Neonat$.ti,ab. 154612

  11. Baby.ti,ab. 21290

  12. Babies.ti,ab. 22884

  13. Infant.ti,ab. 99951

  14. Infancy.ti,ab. 29601

  15. Premature.ti,ab. 68207

  16. Toddler$.ti,ab. 3913

  17. Offspring.ti,ab. 33494

  18. Child$.ti,ab. 770655

  19. Postnatal.ti,ab. 61090

  20. Postpartum.ti,ab. 25159

  21. Maternal.ti,ab. 126587

  22. Maternity.ti,ab. 10210

  23. Mother.ti,ab. 58088

  24. small-for-gestational age.ti,ab. 4212

  25. pre-natal.ti,ab. 573

  26. prenatal.ti,ab. 52711

  27. ante-natal.ti,ab. 267

  28. post-partum.ti,ab. 6959

  29. post-natal.ti,ab. 3777

  30. puerperium.ti,ab. 4552

  31. childbear$.ti,ab. 6830

  32. birthweight.ti,ab. 9667

  33. 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13 or 14 or 15 or 16 or 17 or 18 or 19 or 20 or 21 or 22 or 23 or 24 or 25 or 26 or 27 or 28 or 29 or 30 or 31 or 32 1557322

  34. Pregnancy/ 609281

  35. Prenatal Nutritional Physiological Phenomena/ 695

  36. Pregnancy, High-Risk/ 3586

  37. Maternal Nutritional Physiological Phenomena/ 988

  38. Pregnancy Complications/ 62603

  39. Pregnancy Outcome/ 29721

  40. Maternal Fetal exchange/ 26212

  41. Prenatal Exposure Delayed Effects/ 14989

  42. exp “Embryonic and Fetal Development”/ 163222

  43. Child Development/ 28583

  44. Preconception Care/ 981

  45. Prenatal Care/ 16979

  46. Postpartum Period/ 14439

  47. exp infant/ 817413

  48. Postnatal Care/ 3095

  49. exp Pregnancy Trimesters/ 27623

  50. 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13 or 14 or 15 or 16 or 17 or 18 or 19 or 20 or 21 or 22 or 23 or 24 or 25 or 26 or 27 or 28 or 29 or 30 or 31 or 32 or 34 or 35 or 36 or 37 or 38 or 39 or 40 or 41 or 42 or 43 or 44 or 45 or 46 or 47 or 48 or 49 2155617

  51. exp Vitamin D/ 34004

  52. “1406-16-2 (Vitamin D)”.rn. 15518

  53. “25(OH)-vit D”.ti,ab. 15

  54. 25OHD.ti,ab. 424

  55. hypovitaminosis D.ti,ab. 440

  56. “19356-17-3 (Calcifediol)”.rn. 2398

  57. “32222-06-3 (Calcitriol)”.rn. 11536

  58. “64719-49-9 (25-hydroxyvitamin D)”.rn. 1333

  59. Vitamin D deficiency/ 5668

  60. Vitamin D.ti,ab. 25020

  61. Vitamin D2.ti,ab. 862

  62. Vitamin D3.ti,ab. 5527

  63. Cacidiol.ti,ab. 0

  64. calciol.ti,ab. 12

  65. “67-97-0 (Cholecalciferol)”.rn. 4441

  66. Ergocalciferol.ti,ab. 288

  67. Cholecalciferol.ti,ab. 1086

  68. Colecalciferol.ti,ab. 21

  69. Calciferol.ti,ab. 330

  70. Calcitriol.ti,ab. 2923

  71. Hydroxycholecalciferol.ti,ab. 1111

  72. dihydroxycholecalciferol$.ti,ab. 1366

  73. dihydroxyvitamin d.ti,ab. 3858

  74. dihydrotachysterol$.ti,ab. 294

  75. doxercalciferol$.ti,ab. 48

  76. alfacalcidol$.ti,ab. 297

  77. paricalcitol$.ti,ab. 180

  78. Calcitriol/ 11536

  79. 51 or 52 or 53 or 54 or 55 or 56 or 57 or 58 or 59 or 60 or 61 or 62 or 63 or 64 or 65 or 66 or 67 or 68 or 69 or 70 or 71 or 72 or 73 or 74 or 75 or 76 or 77 or 78 45279

  80. 49 and 79 67

  81. 50 and 79 8116

  82. Animals/ 4579351

  83. Humans/ 11255304

  84. 82 and 83 1175867

  85. 82 not 84 3403484

  86. 81 not 85 6501

6501 hits First 500 refs saved

(Ref Ids: 82-581 in Ref Man database)
Embase (OVID) 2000-2004, Week 21 Figure 1    
BIOSIS 1985-    
Ongoing studies    
NRR archive (National Research Register) https://portal.nihr.ac.uk/Pages/NRRArchiveSearch.aspx

(14/6/10)		 “Vitamin D” and pregnancy [All fields] 20 0
UKCRN Portfolio http://public.ukcrn.org.uk/Search/Portfolio.aspx

(14/6/10)		 Pregnancy [Title]

Pregnancy vitamin [research summary]		 41

2		 1, poss 2

1
Current Controlled Trials including MRC Trials dB http://controlled-trials.com/

(14/6/10)		 vitamin d AND pregnancy 207 13 (slight overlap with UKCRN)
ClinicalTrials.gov http://clinicaltrials.gov/    
Conferences and grey literature    
Conference Proceedings Citation Index-Science (1990-present)    
Trip database http://www.tripdatabase.com/search/advanced    
King’s Fund database http://www.kingsfund.org.uk/library/

(14/6/10)		 Pregnancy

Vitamin d		 528

15

Poss 2
Scientific Advisory Committee on Nutrition website http://www.sacn.gov.uk/reports_position_statements/index.html

(14/6/10)		 Browse reports and position statements section Figure 2 2 report 2 reports
Department of Health website http://www.dh.gov.uk/en/Publicationsandstatistics/Publications/PublicationsPolicyAndGuidance/DH_4005936

(14/6/10)		 Browse reports Figure 3      
Zetoc (general & conferences) http://zetoc.mimas.ac.uk/wzgw?id=23685659    
Guidelines    
SIGN http://www.sign.ac.uk    
NICE http://www.nice.org.uk    
National Guidelines Clearinghouse http://www.ahcpr.gov/clinic/assess.htm