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Table 2 Description of the study visits

From: Prehabilitation of elderly frail or pre-frail patients prior to elective surgery (PRAEP-GO): study protocol for a randomized, controlled, outcome assessor-blinded trial

Visit

Day

Description

Phase I: Screening and inclusion in the study (intervention and control groups)

 V0

Day 1

Frailty-screening

 V1

Day 1/2

Inclusion into study

 V2

Day 1/2

Baseline assessment, followed by randomization

Phase II: Shared decision-making (intervention group only)

 V3

V1/V1 + 1–5 days

SDM conference

Phase III: Prehabilitation (intervention group only)

 V4

22–25 days before surgery

Start prehabilitation

 V5

V4 + 21 days

End prehabilitation

Phase IV: Follow-up (intervention and control groups)

 V6

7–14 days post-surgery

Discharge from hospital

 V7, V8

1/2 months post-surgery

Telemedical/telephone interview

 V9

3 months post-surgery

Follow-up at 3 months (telemedical/telephone interview or home visit)

 V10–V17

4–11 post-surgery

Telemedical/telephone interview

 V18

12 months post-surgery

Follow-up at 12 months (home visit)