Table 1.
Characteristics of included studies.
| Author, year | Source of data | Source of population | Diagnose | Age | BMI | Surgery type | Muscle assessment method | CT measurement method | Total Sample | Sample | Postoperative outcome | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Masashi 2017 | Cohort study | Japan | Sarcopenia | 65.5 ± 13.2 | 21.1 ± 3.5 | CABG and Valve surgery | CT, gait speed, grip strength, 6MWD | SMI | n = 773 | n = 386 | Postoperative all-cause mortality | No-sarcopenia | 64.4 ± 13.1 | 23.4 ± 3.5 | n = 387 | ||||
| Ikeno 2017 | Cohort study | Japan | Sarcopenia | 76.2 ± 5.6 | 22.5 ± 3.1 | Total arch replacement | CT, gait speed, grip strength | PMI | n = 266 | n = 81 | In-hospital mortality, Discharged to healthcare facility, Length of hospital stay, CRRT require, Atrial fibrillation, Pneumonia, Stroke, Prolonged ventilation | No-sarcopenia | 75.7 ± 5.7 | 23.8 ± 2.9 | n = 185 | ||||
| Okamura 2018 | Cohort study | Japan | Sarcopenia | 77.0 ± 4.6 | 19.6 ± 2.8 | CABG and Valve surgery | CT | PMA | n = 428 | n = 107 | In-hospital mortality, Discharged to healthcare facility, Length of ICU stay, CRRT require, Atrial fibrillation, Stroke, Prolonged ventilation | No-sarcopenia | 76.0 ± 4.3 | 22.6 ± 3.5 | n = 321 | ||||
| Robert 2019 | Cohort study | America | Sarcopenia | 81 (8) | NA | Valve surgery | CT | PMI | n = 240 | n = 60 | Discharged to healthcare facility, Length of hospital stay, Length of ICU stay, CRRT require, Atrial fibrillation, Pneumonia, Wound infection, Stroke, Prolonged ventilation | No-sarcopenia | 80 (10) | NA | n = 180 | ||||
| Yamashita 2019 | Cohort study | Japan | Sarcopenia | 70 ± 9.6 | 22.6 ± 4.0 | CABG and Valve surgery or Aortic surgery | CT, gait speed, grip strength m, 6MWD | PMA | n = 664 | n = 332 | Postoperative all-cause mortality | No-sarcopenia | 61.5 ± 14.0 | 22.1 ± 3.4 | n = 332 | ||||
| Homare 2020 | Cohort study | Japan | Sarcopenia | 69.9 ± 8.9 | 21.6 ± 3.0 | CABG | CT | PMI | n = 304 | n = 76 | In-hospital mortality, Discharged to healthcare facility, Length of ICU stay, CRRT require, Atrial fibrillation, Stroke, Prolonged ventilation | No-sarcopenia | 66.6 ± 9.7 | 24.1 ± 3.3 | n = 228 | ||||
| Yuriko 2020 | Cohort study | Japan | Sarcopenia | 75.1 ± 5.5 | 22.7 ± 3.4 | CABG and Valve surgery | CT | PMI | n = 206 | n = 63 | In-hospital mortality, Discharged to healthcare facility, Length of hospital stay, Length of ICU stay, CRRT require, Atrial fibrillation, Pneumonia, Wound infection, Stroke | No-sarcopenia | 73.9 ± 5.5 | 23.4 ± 3.7 | n = 143 | ||||
| Kondo 2021 | Cohort study | Japan | Sarcopenia | 81.0 ± 5.8 | 21.6 ± 4.2 | Valve surgery | CT | PMI | n = 140 | n = 29 | In-hospital mortality, CRRT require, Atrial fibrillation, Wound infection, Stroke, Prolonged ventilation | No-sarcopenia | 77.3 ± 4.7 | 22.8 ± 3.7 | n = 111 | ||||
| Lee 2021 | Cohort study | Korea | Sarcopenia | 72.17 ± 5.46 | 22.60 ± 2.97 | Valve surgery | CT | SMI | n = 874 | n = 292 | 30-day in-hospital events | No-sarcopenia | 70.67 ± 5.47 | 25.29 ± 3.04 | n = 582 | ||||
| Ikuko 2022 | Cohort study | Japan | Sarcopenia | 73.8 ± 8.8 | 21.5 ± 3.0 | CABG and Valve surgery | CT, gait speed, grip strength | SMI | n = 192 | n = 72 | In-hospital mortality, Discharged to healthcare facility, Length of hospital stay, Length of ICU stay | No-sarcopenia | 67.0 ± 10.1 | 24.5 ± 4.3 | n = 120 | ||||
| Liu 2022 | Cohort study | China | Sarcopenia | 63.5 (18) | 19.94 (2.93) | Valve surgery | CT | SMI | n = 216 | n = 36 | In-hospital mortality, Length of hospital stay, Atrial fibrillation, Pneumonia, Wound infection, Stroke, Prolonged ventilation | No-sarcopenia | 63 (14) | 24.29 (3.69) | n = 180 | ||||
| Shen 2023 | Cohort study | China | Sarcopenia | 67 (10) | 22.36 (5.63) | CABG | CT | SMI | n = 338 | n = 44 | In-hospital mortality, Length of hospital stay, Length of ICU stay, CRRT require, Atrial fibrillation, Pneumonia, Wound infection, Stroke, Prolonged ventilation | No-sarcopenia | 65 (11) | 24.95 (3.88) | n = 294 |
The number represents the mean ± standard deviation or median (interquartile range). BMI, body mass index; NA, Not afforded; CABG, coronary artery bypass grafting; PMI, psoas muscle index; SMI, skeletal muscle index; PMA; psoas muscle area; 6MWD, 6-min walking distance; CRRT, Continuous Renal Replacement Therapy; CT, Computed Tomography.