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Table 1 Recruitment rates for the 10 sites

From: How can we successfully recruit depressed people? Lessons learned in recruiting depressed participants to a multi-site trial of a brief depression intervention (the ‘CLASSIC’ trial)

Site Enquiries: telephone or email (n) Introductory talks (n) Ineligible: scoring below 14 on BDI, n (%) Ineligible: not meeting other criteria, n (%) Experimental group (n) Control group (n) Total number (%) recruited and randomised GP non-consulters, n (%)
Lewisham 128 94 22 (23.4%) 23 (24.5%) 26 23 49 (52.1%) 13 (26.5%)
Wandsworth 84 61 13 (21.3%) 0 (0%) 24 24 48 (78.7%) 9 (18.8%)
Merton 68 57 16 (28.1%) 3 (5.3%) 19 19 38 (66.7%) 17 (44.7%)
Total before pause 280 212 51 (24.1%) 26 (12.3%) 69 66 135 (63.7%) 39 (28.9%)
After pause and review of procedures
 Croydon 150 93 15 (16.1%) 5 (5.3%) 36 37 73 (78.5%) 21 (28.8%)
 Lambeth 90 58 10 (17.2%) 14 (24.1%) 17 17 34 (58.6%) 9 (27.3%)a
 Bexley 89 70 8 (11.4%) 11 (15.7%) 26 25 51 (72.9%) 11 (21.6%)
 Greenwich 124 85 11 (12.9%) 25 (29.4%) 24 25 49 (57.6%) 8 (16.3%)
 Kingston 105 75 13 (17.3%) 17 (22.7%) 22 23 45 (60.0%) 9 (20.0%)
 Lewisham 2 92 63 8 (12.7%) 21 (33.3%) 16 18 34 (54.0%) 7 (20.6%)
 Croydon 2 112 78 24 (30.8%) 16 (20.5%) 18 20 38 (48.7%) 8 (21.1%)
 Total after pause 762 522 89 (17.0%) 109 (20.9%) 159 165 324 (62.1%) 73 (22.5%)
Total 1042 734 (70.4%) 140 (19.1%) 135(18.3%) 228 231 459 (62.5%) 112 (24.5%)a
  1. BDI Beck Depression Inventory, GP general practitioner
  2. aOne participant withdrew, so data for 458 participants are included, withdrawal was from Lambeth, so percentage for that site was calculated as 9/33 and overall percentage calculated as 112/458