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Table 1 Searches on MEDLINE, SCOPUS, WEB OF SCIENCE and CINAHL from inception to May 2020

From: Process evaluations of early childhood obesity prevention interventions delivered via telephone or text messages: a systematic review

  Number of records Search updated 15/5/2020 Number of records Search conducted 23/5/2019
For MEDLINE (OVID; 1966)
1 exp infant/ 1,128,327 1,096,984
2 child, preschool/ or exp. infant, newborn/ 1,346,166 1,306,248
3 child*.tw. 1,362,646 1,297,657
4 p?ediatr*.tw. 345,746 321,730
5 newborn*.tw. 159,763 154,057
6 toddler*.tw. 10,743 9884
7 pre?school*.tw. 28,089 26,452
8 babies.tw. 36,506 35,004
9 baby.tw. 37,467 35,675
10 neonat*.tw. 260,610 248,563
11 infan*.tw. 432,073 414,324
12 or/1–11 2,646,778 2,540,388
13 pediatric obesity/ 8130 6686
14 p?ediatric obesity.tw. 1327 1226
15 obesity/ 177,751 169,076
16 obes*.tw. 292,628 272,156
17 overweight/ 24,244 22,316
18 over?weight.tw. 67,592 62,394
19 over?fe*.tw. 2025 1912
20 weight gain/ or weight loss/ 64,821 61,683
21 (weight adj4 (loss or gain or excess or increase or decrease)).tw. 171,307 161,199
22 BMI.tw. 139,870 127,847
23 Body mass index.tw. 178,809 164,850
24 body mass index/ 124,645 117,367
25 or/13–24 642,516 600,221
26 exp health promotion/ 75,732 72,135
27 exp health education/ 241,031 232,601
28 (health* adj4 (behavio?r or promot* or educat* or eat* or food*)).tw. 171,123 157,573
29 behavio?r therapy.tw. 6652 6336
30 early intervent*.tw. 18,692 17,152
31 early child*.tw. 26,789 24,884
32 motivat*.tw. 129,595 119,624
33 exp child health services/ 24,033 23,215
34 social support*.tw. 38,032 35,119
35 counsel*.tw. 106,490 99,853
36 (parent* adj3 group*).tw. 7327 6943
37 mother* group*.tw. 340 325
38 breastfeeding/ 37,064 35,511
39 breast?feed*.tw. 25,812 23,688
40 breast?fed*.tw. 6694 6203
41 ((infant* or child*) adj4 (feed* or food* or meal* or diet*)).tw. 35,522 33,342
42 (feeding adj4 (practice* or behavio?r* or style*)).tw. 18,344 17,186
43 solid*.tw. 352,781 328,752
44 (introduc* adj3 solid*).tw. 1389 1292
45 diet*.tw. 552,787 522,485
46 nutr*.tw. 397,898 370,735
47 (diet* adj4 (intake or modification* or habit*)).tw. 66,999 62,921
48 vegetable*.tw. 54,058 50,178
49 fruit*.tw. 104,890 96,805
50 eating habit*.tw. 5276 4862
51 play*.tw. 1,176,268 1,102,335
52 exp exercise/ 191,577 178,510
53 physical activit*.tw. 108,536 99,211
54 ((screen* or device* or computer* or television* or TV) adj4 time).tw. 18,403 16,937
55 sedentar*.tw. 31,004 28,619
56 supine* position.tw. 10,881 10,400
57 or/26–56 3,247,052 3,048,762
58 pregnant women/ 8099 7443
59 (pregnan* adj4 (wom?n or mother*)).tw. 140,528 131,818
60 ((ante?natal or pre?natal or post?natal or post?partum or post?birth) adj4 wom?n).tw. 17,970 16,561
61 (expec* adj3 mother*).tw. 1969 1833
62 mothers/ 42,794 39,792
63 mother*.tw. 216,584 205,204
64 or/58–63 347,003 327,952
65 12 and 25 and 57 and 64 8097 7401
66 cell phone/ or text messaging/ 10,432 9442
67 (mobile* or telephone* or phone* or smart?phone* or cell?phone* or hand?held).tw. 189,480 175,681
68 (text* adj2 messag*).tw. 4048 3474
69 SMS.tw. 5750 5204
70 (mobile* adj3 app*).tw. 7110 5779
71 or/66–70 197,231 182,657
72 65 and 71 220 202
SCOPUS (Elsevier 1980)
 search terms as in MEDLINE 280 237
WEB OF SCIENCE (Clarivate Analytics post-2016, Thomson Reuters pre-2016)
 search terms as in MEDLINE 488 429
CINAHL Complete (EBSCOhost; 1994)
 search terms as in MEDLINE 4 4
  1. Free text terms searched
  2. * truncation
  3. # wildcard
  4. ? wildcard
  5. adj adjacent
  6. .tw textword field includes title and abstract
  7. exp exploded term