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Table 3 No-CAUTI Roll Out: budget impact, new south wales public hospitals, five annual operating periods

From: Budget impact analysis of a multifaceted nurse-led intervention to reduce indwelling urinary catheter use in New South Wales Hospitals

    2022-23 2023-24 2024-25 2025-26 2026-27 Total
Estimated Annual Overnight Separations1 a   1,150,639 1,170,433 1,190,227 1,210,021 1,229,815 5,951,135
Intervention Scenario         
Catheterised patients         
    Rate b   10.27% 10.27% 10.27% 10.27% 10.27%  
    (n) c b*a 118,182 120,215 122,248 124,282 126,315 611,242
Catheterised patients receiving urine tests        
    Rate d   45.20% 45.20% 45.20% 45.20% 45.20%  
    (n) e d*c 53,408 54,326 55,245 56,164 57,083 276,226
Catheterised patients receiving antibiotics        
    Rate f   7.80% 7.80% 7.80% 7.80% 7.80%  
    (n) g f*c 9,168 9,326 9,483 9,641 9,799 47,417
Catheter Related Treatment Costs         
Catheterisations($) h c*$8.14 $961,576 $978,118 $994,659 $1,011,201 $1,027,743 $4,973,297
    Urine Tests ($) i e*$35.23 $1,881,582 $1,913,950 $1,946,318 $1,978,686 $2,011,054 $9,731,590
    Antibiotic administrations ($) j g*$19.48 $178,632 $181,705 $184,778 $187,851 $190,924 $923,891
    Total Intervention Cost ($) k   $408,122 $269,625 $269,625 $269,625 $269,625 $1,486,623
Total Costs Intervention Scenario    $3,429,912 $3,343,398 $3,395,381 $3,447,364 $3,499,346 $17,115,401
Usual Care Scenario         
Catheterised Patients         
    Rate l   11.97% 11.97% 11.97% 11.97% 11.97%  
    (n) m l*a 137,700 140,069 142,438 144,806 147,175 712,188
Catheterised patients receiving urine tests        
    Rate n   43.50% 43.50% 43.50% 43.50% 43.50%  
    (n) o n*m 59,851 60,881 61,910 62,940 63,970 309,552
Catheterised patients receiving antibiotics        
    Rate p   7.60% 7.60% 7.60% 7.60% 7.60%  
    (n) q p*m 10,463 10,643 10,823 11,003 11,183 54,117
Catheter Related Treatment Costs         
    Catheterisations($) r m*$8.14 $1,120,379 $1,139,653 $1,158,926 $1,178,200 $1,197,473 $5,794,631
    Urine Tests ($) s o*$35.23 $2,108,586 $2,144,859 $2,181,133 $2,217,406 $2,253,679 $10,905,663
    Antibiotic Administrations ($) t q*$19.48 $203,872 $207,379 $210,886 $214,393 $217,900 $1,054,430
Total Costs Usual Care Scenario    $3,432,837 $3,491,891 $3,550,945 $3,609,999 $3,669,052 $17,754,724
Usual Care - Intervention (Differences)         
    Catheterisation Rates (%)    -0.017 -0.017 -0.017 -0.017 -0.017  
    Catheterisations (n)    -19,518 -19,853 -20,189 -20,525 -20,861 -100,946
    Catheterised Patients Receiving urine tests   -6,443 -6,554 -6,665 -6,776 -6,887 -33,325
    Catheterised Patients Receiving Antibiotics   -1,295 -1,318 -1,340 -1,362 -1,385 -6,700
Costs         
    Catheterisations ($)    ($158,803) ($161,535) ($164,267) ($166,999) ($169,730) ($821,334)
    Urine Tests ($)    ($227,005) ($230,910) ($234,815) ($238,720) ($242,625) ($1,174,074)
    Antibiotic Administrations ($)    ($25,239) ($25,674) ($26,108) ($26,542) ($26,976) ($130,539)
    Intervention Cost ($)    $408,122 $269,625 $269,625 $269,625 $269,625 $1,486,623
Total Net Costs    ($2,925) ($148,493) ($155,564) ($162,635) ($169,706) ($639,323)
  1. 1 NSW Ministry of Health Annual Reports. Extrapolations based on linear projections. www.health.nsw.gov.au/AnnualReport.
  2. Omitted hospitals: Justice Health (Psychiatric) and Sydney Children's Network
  3. All costs and parameters derived from No-CAUTI trialAll costs inflation adjusted to AUD 2019-20 costs with health inflation indexes from AIHW. Health expenditure Australia 2017–18. Number 65 Cat. no. HWE 77. 2019