Inter-observer agreement of preoperative cardiopulmonary exercise test interpretation in major abdominal surgery

Franssen, Ruud F. W.; Eversdijk, Anne J. J.; Kuikhoven, Mayella; Klaase, Joost M.; Vogelaar, F. Jeroen; Janssen-Heijnen, Maryska L. G.; Bongers, Bart C.

doi:10.1186/s12871-022-01680-y

BMC Anesthesiology

Table 3 Inter-observer agreement of CPET-derived parameters in subgroups of observers using the self-preferred and guideline-based approach

From: Inter-observer agreement of preoperative cardiopulmonary exercise test interpretation in major abdominal surgery

	SPA V̇O_2VAT ICC (95% CI)	GBA V̇O_2VAT ICC (95% CI)	SPA V̇O_2peak ICC (95% CI)	GBA V̇O_2peak ^a ICC (95% CI)	SPA V̇E/V̇CO₂-slope ICC (95% CI)	GBA V̇E/V̇CO₂-slope ICC (95% CI)	GBA OUES ^b ICC (95% CI)
Profession
Sports physician (n = 17)	0.77 (0.57–0.93)	0.87 (0.74–0.97)	0.97 (0.99–1.0)	1.00 (1.00–1.00)	0.83 (0.70–0.94)	0.97 (0.94–0.99)	0.99 (0.97–0.99)
Sports medicine residents (n = 5)	0.83 (0.66–0.94)	0.87 (0.71–0.97)	0.99 (0.99–1.00)	1.00 (0.99–1.00)	0.87 (0.75–0.96)	0.97 (0.97–1.00)	0.98 (0.96–0.99)
Clinical exercise physiologist (n = 4)	0.66 (0.35–0.89)	0.76 (0.51–0.91)	0.87 (0.73–0.96)	0.99 (0.97–1.00)	0.97 (0.93–0.99)	0.97 (0.93–0.99)	0.97 (0.92–0.99)
CPET experience
≤ 7 years (n = 13)	0.81 (0.63–0.94)	0.87 (0.72–0.97)	0.98 (0.95–0.99)	1.00 (0.99–1.00)	0.88 (0.77–0.96)	0.98 (0.95–0.99)	0.99 (0.97–0.99)
7 years (n = 13)	0.72 (0.50–0.92)	0.86 (0.71–0.96)	0.98 (0.95–0.99)	1.00 (1.00–1.00)	0.84 (0.71–0.94)	0.97 (0.93–0.99)	0.98 (0.95–0.99)
CPET experience in health-compromised populations
≤ 6 years (n = 12)	0.78 (0.60–0.92)	0.88 (0.75–0.97)	0.98 (0.95–0.99)	1.00 (1.00–1.00)	0.90 (0.82–0.97)	0.98 (0.96–0.99)	0.98 (0.97–1.00)
> 6 years (n = 14)	0.75 (0.54–0.93)	0.83 (0.67–0.95)	0.98 (0.95–0.99)	1.00 (1.00–1.00)	0.82 (0.67–0.93)	0.96 (0.92–0.99)	0.97 (0.96–0.99)
Number of CPETs interpreted annually
≤ 150 (n = 14)	0.75 (0.54–0.93)	0.88 (0.74–0.97)	1.00 (0.99–1.00)	1.00 (1.00–1.00)	0.82 (0.67–0.93)	0.98 (0.96–0.99)	0.98 (0.97–0.99)
> 150 (n = 12)	0.79 (0.62–0.93)	0.83 (0.69–0.94)	0.95 (0.90–0.98)	1.00 (0.99–1.00)	0.90 (0.81–0.97)	0.96 (0.92–0.99)	0.98 (0.95–0.99)

^aInterpret with caution, as ICC values are based on a small number of valid observations
^bOnly determined by using the guideline-based approach
Abbreviations: CI Confidence interval, CPET Cardiopulmonary exercise testing, GBA Guideline-based approach, ICC Intraclass correlation coefficient, OUES Oxygen uptake efficiency slope, SPA Self-preferred approach, V̇E/V̇CO₂-slope Slope of the relationship between the minute ventilation and carbon dioxide production, V̇O_2peak Oxygen uptake at peak exercise, V̇O_2VAT Oxygen uptake at the ventilatory anaerobic threshold

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