From: Clustering in surgical trials - database of intracluster correlations
Trial | Surgical intervention(s) | N | No. Outcomes | No. Surgeon | No. Centres |
---|---|---|---|---|---|
CLIVIT [26] | Thyroid surgery with clips or ligatures | 491 | 5 | 125 | 13 |
DISPACT [27] | Distal pancreatectomy with stapler or hand-sewn closure | 352 | 6 | 126 | 21 |
FILMS [28] | Macular hole surgery with/without peeling of Intra-limiting membrane. | 138 | 19 | N/A | 9 |
HERNIA [29] | Open vs. laparoscopic Inguinal hernia repair | 928 | 41 | 31 | 24 |
INSECT [30] | Midline laparotomy with one of three closure methods | 625 | 6 | 191 | 24 |
KATMETAL [6] | Total knee arthroplasty with/without metal backed tibial component | 409 | 26 | 16 | 8 |
KATMOBILE [6] | Total knee arthroplasty with/without mobile bearing between tibial and femoral components | 539 | 26 | 24 | 13 |
KATPATELLA [6] | Total knee arthroplasty with/without patella resurfacing | 1370 | 26 | 99 | 27 |
RELFUX [10] | Laparoscopic fundoplication | 178 | 20 | 31 | 19 |
STARS [31] | Reduction and fixation, bipolar hemiarthroplasty or total hip arthroplasty | 298 | 23 | 49 | 11 |