Isolated CABG analysis Isolated coronary artery bypass graft (CABG) surgery was the highest volume cardiac procedure type for 2021 with 171 cases performed at RNSH, inclusive of re-do operations.
Post-operative indicators
Table 13 summarises the median and IQR for ventilation time (hours) and blood loss (mls).
Post-operative Variables
All median (IQR)
Isolated CABG median (IQR)
Isolated valve median (IQR)
Ventilation (hours)
10.5 (6.3, 18.5)
8.4 (6, 13.3)
11.7 (6.1, 19.9)
Blood Loss (mls)
227.5 (140, 330)
230 (150, 320)
190 (115, 310)
Demographics Figure 16 shows the distribution of all 171 isolated CABG cases in 2021 by age and gender.
Table 13. Post-operative indicators
The largest age cohort of patients for this procedure category was 60—69 years (39.2%) and overall, there was a higher number of male patients with 130 (76.0%) cases compared to only 41 female patients (24.0%).
Discharge
30 day follow-up outcomes data was collected for each case (Figure 15). For 2021: • 287 (81.5%) patients were discharged home • 39 (11.1%) patients were discharged to a local or referring hospital • 14 (4.0%) hospital mortalities were reported • 12 (3.4%) patients were discharged to a rehabilitation unit/hospital
Figure 16. Age distribution for isolated CABG cases. (A) Overall age distribution. (B) Age distribution split by gender.
Figure 15. Discharge location for all patients
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Cardiac Surgery Annual Report 2021
Cardiac Surgery Annual Report 2021
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