Outcome
Type |
Measure |
Description |
Time frame |
Safety issue |
Other |
Global health score |
Primary exploratory outcome: European Organization for the Research and Treatment of Cancer (EORTC) QLC-C30 |
Baseline (T0), preoperative (T1), 1 month postoperative (T2) |
|
Other |
Postoperative complications |
Postoperative complication severity and frequency defined according to the Common Terminology Criteria for Adverse Events. |
1 month postoperative (T2) |
|
Other |
Length of stay |
Average postoperative hospitalization period |
1 month postoperative (T2) |
|
Other |
Functional capacity |
Total distance traveled during six-minute walk test |
Baseline (T0), preoperative (T1) |
|
Other |
Physical activity behavior (subjective) |
Godin Leisure-time Exercise Questionnaire |
Baseline (T0), preoperative (T1), 1 month postoperative (T2) |
|
Other |
Health-related quality of life |
EQ-5D; All 5 items are rated on a 1 to 3 scale with higher numbers reflecting worse outcomes. |
Baseline (T0), preoperative (T1), 1 month postoperative (T2) |
|
Other |
Symptom burden |
Edmonton Symptom Assessment Scale (ESAS); All 10 items are rated on a 0 to 10 scale with higher numbers reflecting worse outcomes. |
Baseline (T0), preoperative (T1), 1 month postoperative (T2) |
|
Other |
Anxiety and depression |
Hospital Anxiety and Depression Scale (HADS); All 14 items are rated on a 0 to 3 scale with higher numbers reflecting worse outcomes. |
Baseline (T0), preoperative (T1), 1 month postoperative (T2) |
|
Other |
Fatigue |
Functional Assessment of Chronic Illness Therapy-Fatigue scale (FACIT-F); All 13 items are rated on a 0 to 4 scale with higher numbers reflecting worse outcomes. |
Baseline (T0), preoperative (T1), 1 month postoperative (T2) |
|
Other |
Impact on work |
Work Limitations Questionnaire |
Baseline (T0), preoperative (T1), 1 month postoperative (T2) |
|
Other |
Social support |
Medical Outcomes Study Social Support Scale (SF-20); All item scores transformed into 0 to 100 scales with higher scores reflecting better outcomes. |
Baseline (T0), preoperative (T1), 1 month postoperative (T2) |
|
Other |
Relationships |
Experiences in Close Relationships scale (ECR); All 36 items rated on a 1 to 7 scale with higher scores reflecting worse outcomes. |
Baseline (T0), preoperative (T1), 1 month postoperative (T2) |
|
Other |
Extremity function |
Toronto Extremity Salvage Score (upper or lower) |
Baseline (T0), preoperative (T1), 1 month postoperative (T2) |
|
Other |
Disease burden |
Musculoskeletal Tumor Society score |
Baseline (T0), preoperative (T1), 1 month postoperative (T2) |
|
Primary |
Patient recruitment rate (feasibility target: >=50% of eligible participants) |
Defined as the percent of consenting patients based on the total number of otherwise eligible patients (OEP; patients meeting all study eligibility criteria) approached |
Initiation through end of study recruitment at 12 months |
|
Primary |
Testing- and intervention-related serious adverse events (feasibility target: none) |
Defined as the number and frequency of testing- and intervention-related serious adverse events (SAEs) according to the Common Terminology Criteria for Adverse Events |
Initiation through end of pre-operative testing |
|
Primary |
Patient exercise adherence (feasibility target: >=70% of prescribed) |
Defined as relative dose intensity as the percent of total dose of exercise performed relative to the total planned dose prescribed and quantified according to metabolic equivalents |
Initiation through end of study intervention period |
|
Secondary |
Patient identification rate (feasibility target: >=50% of OEP) |
Defined as the average number of OEP identified each month |
Initiation through end of study recruitmentat 12 months |
|
Secondary |
Baseline assessment rate (feasibility target: >=90% of consenting participants) |
Defined as the percent of consenting patients who successfully complete baseline assessments based on the total number of consenting patients |
Initiation through end of study recruitment at 12 months |
|
Secondary |
Intervention window (feasibility target: >=21 days) |
Defined as the average elapsed time (in days) between diagnosis and extremity sarcoma surgery |
Initiation through end of study intervention period |
|
Secondary |
Testing- and intervention-related non-serious adverse events (feasibility target: <20% of sessions) |
Defined as the number and frequency of testing- and intervention-related non-serious adverse events (nSAEs) according to the Common Terminology Criteria for Adverse Events |
Initiation through end of pre-operative testing |
|
Secondary |
Testing performance (feasibility target: >=95% completion of tests) |
Defined as percent completion physical testing at baseline and follow-up |
Initiation through end of pre-operative testing |
|
Secondary |
Testing modality adaptations (descriptive) |
Defined as the percent of all tests which are adapted for functional or safety reasons |
Initiation through end of pre-operative testing |
|
Secondary |
Training modality adaptations (descriptive) |
Defined as the percent of all exercise sessions which are adapted for functional or safety reasons |
Initiation through end of study intervention period |
|
Secondary |
Permanent treatment discontinuation (feasibility target: <=15% of participants) |
Defined as the percent of patients who discontinue intervention participation prior to the planned end of the intervention period |
Initiation through end of study intervention period |
|
Secondary |
Treatment interruption (feasibility target: <=15% of participants) |
Defined as the percent of patients who miss =3 consecutive sessions within the intervention period |
Initiation through end of study intervention period |
|
Secondary |
Dose modification (feasibility target: <=25% of participants) |
Defined as the percent of exercise sessions requiring a dose reduction during training (i.e., intensity or duration) relative to the total number of sessions completed. Total number of exercise sessions with a reduction in intensity or a reduction in duration will be combined into the numerator when calculating the percentage of affected sessions. |
Initiation through end of study intervention period |
|
Secondary |
Early session termination (feasibility target: <=25% of participants) |
Defined as the percent of exercise sessions requiring unplanned early termination |
Initiation through end of study intervention period |
|
Secondary |
Pretreatment intensity modification (feasibility target: <=25% of participants) |
Defined as the percent of sessions which required pre-exercise modification of the target exercise intensity due to a pre-exercise screening indication (e.g., fatigue, pain) |
Initiation through end of study intervention period |
|
Secondary |
Physical prehabilitation compliance (feasibility target: >=70% of prescribed) |
Defined as the percent of exercise sessions completed based on the total number of sessions prescribed |
Initiation through end of study intervention period |
|
Secondary |
Mindfulness prehabilitation compliance (feasibility target: >=70% of prescribed) |
Defined as the percent of psychological sessions completed based on the total number of sessions prescribed |
Initiation through end of study intervention period |
|
Secondary |
Attrition (feasibility target: <=20% loss to follow-up) |
Defined as the percent loss to follow-up (not completing follow-up assessments), individually and overall |
Study initiation through end of 1 month postoperative (T2) |
|