Table 2: Participant Characteristics.

Author, year

Intervention

Sample Size

Age

Sex

Race

Comorbidities

Beltrami, 2022 [1]

Pre

58

Mean: 58.7

Male: 38 (65.5%) Female 20 (35.5%)

White: 51(87.9%)

Hypertension, Heart Failure, Diabetes, Ischemic Heart Disease

Post

55

Mean: 62.6

Male: 40 (72.7%) Female: 15(27.3%)

White: 47 (85.5%)

Hypertension, Heart Failure, Diabetes, Ischemic Heart Disease

Boyko, 2017 [19]

Control

17

Mean: 67

Male: 9(53%) Female: 8(47%)

Not Reported

Pneumonia, COPD, hemorrhage, Sepsis, Neurologic Disease

Intervention

17

Mean: 67

Male: 9(53%) Female: 8(47%)

Not Reported

Pneumonia, COPD, Hemmorhage, Sepsis, Neurologic Disease

Chen, 2022 [12]

Pre

37

Mean: 66.78

Male: 27(73%)
Female: 10(27%)

Not Reported

Hypertension Coronary Artery Disease, all patients had undergone surgery for the first time.

Post

30

Mean: 64.97

Male: 22(73.3%)
Female: 8(26.7%)

Not Reported

Hypertension Coronary Artery Disease, all patients had undergone surgery for the first time.

Darby, 2022 [13]

Pre

78

Median: 69

Male: 43(55.1%) Female: 35(44.9%)

Caucasian - 40(51.3%)
African American - 23(29.5%)
Asian - 1(1.3%)
Other - 14(17.9%)

Respiratory Failure, Gastrointestinal, Non pulmonary Sepsis Cardiovascular, Other

Post

84

Median: 58

Male: 40(47.6%) Female: 44(52.4%)

Caucasian - 44(52.4%)
African American - 28(33.4%)
Asian - 1(1.2%)
Other - 11(13.1%)

Respiratory Failure, Gastrointestinal, Non pulmonary Sepsis Cardiovascular, Other

Jinglin, 2019 [14]

Pre

34

Mean: 66.7

Male: 18 (52.9%)
Female: 16 (47.1%)

Not Reported

Patients Hospitalized for various conditions including: CNS, Respiratory, Cardiovascular, Gi/GU

Post

38

Mean: 60.6

Male - 21(43.8%)
Female -27(56.3%)

Not Reported

Patients Hospitalized for various conditions including:CNS, Respiratory, Cardiovascular, Gi/GU

Kamdar, 2013 [15]

Pre

122

Mean: 54

Male = 68(55.7%) Female = 54(44.3%)

White-49(40.2%)

Not Reported

Post

178

Mean: 54

Male = 85(47.7%) Female = 93(52.3%)

White-82(46.1%)

Not Reported

Locihova, 2020 [16]

Pre

40

Mean: 65.7

Male: 9 (45%) Female: 11(55%)

Not Reported

Not Reported

Post

40

Mean: 66.2

Male: 11(55%) Female: 9 (45%)

Not Reported

Not Reported

Patel, 2014 [17]

Pre

167

Mean: 60

Male = 85(51%) Female = 85(49%)

Not Reported

Respiratory, Cardiovascular, General Surgery, Urology, Neurosurgery

Post

171

Mean: 60.6

Male = 91(53%) Female = 80(47%)

Not Reported

Respiratory, Cardiovascular, General Surgery, Urology, Neurosurgery

Tonna, 2021 [2]

Pre

332

Mean: 58

Male = 214 (64%) Female = 118 (36%)

Caucasian- 274(83%) Hispanic/Latino ethnicity- 24(7%)

General surgery, cardiac surgery, trauma surgery

Post

314

Mean: 58

Male = 206 (66%) Female = 108 (34%)

Caucasian-261(83%) Hispanic/Latino ethnicity- 25(8%)

General surgery, cardiac surgery, trauma surgery

Topcu, 2022 [18]

Pre

37

Mean: 68.9

Male = 22(55%) Female = 18(45%)

Not Reported

Not reported however roughly 50% of participants had hearing or visual impairments.

Post

37

Mean: 73.3

Male = 23(60%) Female = 15(40%)

Not Reported

Not reported however roughly 50% of participants had hearing or visual impairments.