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Table 2 Combination schedule of observers and patients

From: A new efficient trial design for assessing reliability of ankle-brachial index measures by three different observer groups

 

Gp1

Gp2

Gp3

Gp4

Gp5

Gp6

AN1

Pat01 – MA1

Pat02 – MA2

Pat03 – MA3

Pat04 – MA4

Pat05 – MA5

Pat06 – MA6

An2

Pat07 – MA2

Pat08 – MA3

Pat09 – MA4

Pat10 – MA5

Pat11 – MA6

Pat12 – MA1

An3

Pat13 – MA3

Pat14 – MA4

Pat15 – MA5

Pat16 – MA6

Pat17 – MA1

Pat18 – MA2

An4

Pat19 – MA4

Pat20 – MA5

Pat21 – MA6

Pat22 – MA1

Pat23 – MA2

Pat24 – MA3

An5

Pat25 – MA5

Pat26 – MA6

Pat27 – MA1

Pat28 – MA2

Pat29 – MA3

Pat30 – MA4

An6

Pat31 – MA6

Pat32 – MA1

Pat33 – MA2

Pat34 – MA3

Pat35 – MA4

Pat36 – MA5

  1. AN: Angiologist; GP: General Practitioner; MA: Medical Assistant
  2. Example: Patient 20 (Pat20) is measured by Angiologist 4 (AN4), General Physician 2 (GP2) and Medical Assistant 5 (MA5). Each subject saw exactly one observer from each of the three observer groups, and each observer measured six subjects. Note that this schedule was repeated twice on each patient group of 36 patients to obtain repeat measurements.