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Table 5 De-implementation impact on health care costs in studies, not specifying to whom change was allocated

From: Reporting of costs and economic impacts in randomized trials of de-implementation interventions for low-value care: a systematic scoping review

Author + year

Target clinical intervention

Direction of impact

Size of impact

Size in US $ (2021 value)

Alexander et al. (1996) [35]

Rehabilitation

Decreased

US $319,000/101 patient

516,000/101 patientb

Avorn et al. (1983) [46]

Drug treatment

Decreased

US $19,740/year

45,800/yearb

Chazan et al. (2007) [62]

Drug treatment, AB

Decreased

US $186/4-month season/patient

238/4-month season/patientb

Dormuth et al. (2012) [37]

Drug treatment

Decreased

US $465,000/2 years

550,000/2 yearsb

Meeker et al. (2014) [63]

Drug treatment, AB

Decreased

US $70.4 million/annual/country (USA)

80.4 million/annual/country (USA)b

Nejad et al. (2016) [44]

Drug treatment

Decreased

US $2000/3 months

2240/3 monthsb

Ray et al. (2001) [64]

Drug treatment

Unchanged

US $331/patient

491/patientb

Ilett et al. (2000) [65]

Drug treatment, AB

Decreased

16,130 AUD/3 months/56 GPs

21,815/3 months/56 GPsd

Zwar et al. (1999) [27]

Drug treatment, AB

Decreased

273 AUD/doctor

378/doctor $d

Butler et al. (2012) [26]

Drug treatment, AB

Decreased

830 GBP/year/practice

1410/year/practicea

Gulliford et al. (2019) [38]

Drug treatment, AB

Unchanged

51-GBP annual cost/patient

71.4/annual cost/patienta

Coenen et al. (2004) [42]

Drug treatment, AB

Decreased

7 EUR/patient

12.6/patientc

Danaher et al. (2009) [66]

Drug treatment, AB

Unchanged

58.67 EUR

127.4c

Le Corvoisier et al. (2013) [67]

Drug treatment, AB

Decreased

706 EUR

1073c

Masia et al. (2009) [68]

Drug treatment, AB

Unchanged

18 EUR/patient

31.26/patientc

Bernal-Delgado et al. (2002) [69]

Drug treatment

Unchanged

NA

 

Cummings et al. (1982) [70]

Diagnostic imaging, laboratory tests

Decreased

NA

 

Hamilton et al. (2007) [71]

Drug treatment

Unchanged

NA

 

Naughton et al. (2009) [29]

Drug treatment, AB

Unchanged

NA

 

Pagaiya et al. (2005) [72]

Drug treatment, AB and others

Decreased

NA

 

Pinto et al. (2018) [73]

Drug treatment

Unchanged

NA

 

Ruangkanchanasetr et al. (1993) [74]

Laboratory tests

Unchanged

NA

 

Smith et al. (2016) [75]

Drug treatment, AB

Unchanged

NA

 

Tang et al. (2016) [76]

Drug treatment, AB and injections

Decreased

NA

 

Wei et al. (2019) [77]

Drug treatment, AB

Unchanged

NA

 

Yang et al. (2014) [78]

Drug treatment, AB

Unchanged

NA

 
  1. References of currency conversions
  2. aLawrence H. Officer and Samuel H. Williamson, “Computing ‘Real Value’ Over Time With a Conversion Between U.K. Pounds and U.S. Dollars, 1791 to Present,” Measuring Worth, 2022, www.measuringworth.com/exchange/
  3. bSamuel H. Williamson, “Seven Ways to Compute the Relative Value of a U.S. Dollar Amount, 1790 to present,” Measuring Worth, 2022. https://www.measuringworth.com/calculators/uscompare/
  4. cfirst converted with Lawrence H. Officer, "Exchange Rates Between the United States Dollar and Forty-one Currencies,", MeasuringWorth, 2022, http://www.measuringworth.com/exchangeglobal/ to usD, then with reference b to present value
  5. dFirst converted with Diane Hutchinson and Florian Ploeckl, “Five Ways to Compute the Relative Value of Australian Amounts, 1828 to the Present,” Measuring Worth, 2022, https://www.measuringworth.com/calculators/australiacompare/ and then with Lawrence H. Officer, “Exchange Rates Between the United States Dollar and Forty-one Currencies,” MeasuringWorth, 2022, http://www.measuringworth.com/exchangeglobal/. All conversions have been made on 25th October 2022