Table 2 Search term combinations for identification of studies predicting complications of pre eclampsia

1. pre adj eclampsia

2. preeclampsia

3. hypertens $

4. pregnan $

5. pre-eclampsia #.DE.

6. hypertension #.DE.

7. pregnancy #.DE.

8. 3 or 6 (hypertension)

9. 4 OR 7 (pregnancy)

10. 8 and 9 (pregnancy and hypertension)

12. history

13. parity

14. multiparity or nulliparity

15. matern$ near age

16. (previous or prior) near eclampsia

17. (previous or prior) near preeclampsia

18. (previous or prior) near pre adj eclampsia

19. multiple near pregnan$*

20. twin$ or triplet$ or quadruplet$

21. symptom$

22. headache

23. epigastric near pain

24. naus$ or vomit$

25. race

26. diabet$

27. stress

28. lupus

29. thrombophilia

30. medical-history-taking#.DE.

31. maternal-age#.DE.

32. pregnancy-multiple#.DE.

33. headache#.DE.

34. signs-and-symptoms-digestive#.DE.

35. vision-disorders#.DE.

36. weight gain#.DE.

37. population-groups#.DE.

38. diabetes-mellitus#.DE.

39. stress-psychological#.DE.

40. autoimmune-diseases#.DE.

41. thrombophilia#.DE.

43. blood adj pressure

44. oedema or edema

45. tendon$ near reflex$

46. hyperreflexia

47. clonus

48. papilledema or papilloedema

49. retina$ near change$

50. oliguria

51. symphys$ near fundal

52. symphys$ near height

53. cardiotocogra$

54. oxygen near saturat$

55. blood-pressure-determination#.DE.

56. edema#.DE.

57. reflex-abnormal#.DE.

58. retinal-diseases#.DE.

59.oliguria#.DE.

60. cardiotocography#.DE.

61.oximetry#.DE.

63. serum near uric adj acid

64. urin near analys $

65. urin$

66. maternal near (feto adj protein$ or fetoprotein$ or alphafetoprotein$)

67. urin$ near calcium

68. hypoalbuminemia or hypoalbuminaemia

69. microalbuminuria

70. fibronectin$

71. proteinuria

72. renal adj function near test$

73. liver adj function near test$

74. liquor near volume

75. biophysical near profile

76. ultraso$

77. antithrombin$

78. platelet adj count

79. anti adj thrombin$

80. fibrinogen

81. antiphospholipid $

82. haemoglobin

83. uric-acid-QN.DE

84. alpha-fetoproteins #.DE

85. calcium-ur. DE

86. hypoalbuminemi a#.DE.

87. fibronectins .DE.

88. proteinuria #.DE.

89. kidney-function-test s#.DE.

90. liver-function-tests #.DE.

91. ultrasonography #.DE.

92. haematologic-test s#.DE.

93. antithrombin-III. DE.

94. fibrinogen #.DE.

95. antibodies-antiphospholipid #.DE.

96. diagnostic-imaging #.DE.

99. complicat$

100. (renal or kidney$) near (disease$ or complicat$)

101. (hepatic or liver$) near (disease$ or complicat$)

102. death or mortality

103. morbidity

104. eclampsia

105. (pulmonary or lung) near (complicat$ or disease$)

106. thromboembolism

107. pulmonary near(oedema or edema)

108. ventilat$

109. stroke

110. uter$5 near haemorrhage

111. abruption

112. (heart or cardiac) near arrest$

113. (psychiatric or mental) near (illness$ or complication$1 or disorder)

114. hospitali$

115. hypox$ near isch$

116. (development$ or learning) near (disorder$ or difficult$)

117. pregnancy-complications#.DE.

118. kidney-diseases#.DE.

119. renal-dialysis#

120. liver-diseases#.DE.

121. death#

122. eclampsia#

123. pulmonary-embolism.DE.

124. respiration-artificial#

125. cerebrovascular-disorders#.DE.

126. brain-edema.DE.

127. intracranial-hypertension#.DE.

128. uterine-haemorrhage.DE.

129. abruption-placentae#.DE.

130. heart-diseases#

131. mood-disorders#.DE.

132. hospitalization#

133. infant-newborn-diseases#

134. respiratory-distress-syndrome-newborn.DE.

135. mental-disorders-diagnosed-in-childhood#.DE.

137. 11 and 98 and 136

(Captures Population and Test and Outcome)

138. animal = yes

139. human = yes

140. 138 not 139

141. 137 not 140

142. PT = comment or PT = letter

11. 1 OR 2 OR 5 OR 10

(Captures Population)