Table 2.

Perioperative practice patterns and projected costs

Issue	Cost per surgery (US$)	US cost (3.7 million cases) US$ (million)	EU cost (7 million cases) US$ (million)	Evidence-based impact on safety
Single surgeon	37	135.6	256.6
Two surgeons	73	271.3	513.3
Difference	37	135.6	256.6	+
‘On call’ anaesthesiologist	9	34.2	64.7
Dedicated anaesthesiologist	37	136.9	259
Difference	28	102.7	194.2	+/–
Intra-op monitoring all inclusive	1	3.7	7	+++
Pre-op ocular diagnostics: single test	35	129.5	245
Pre-op ocular diagnostics: four tests	140	518	980
Difference	105	388.5	735	–
Pre-op systemic testing: physician assessment	37	135.6	256.6
Pre-op systemic testing: ECG+blood testing	55	203.5	385
Difference	18	67.8	128.3	+/–
Pre-op therapy: topical antibiotic	20	74	140	+/–
Pre-op therapy: topical NSAID	20	74	140	+
Intra-op prophylaxis: povidone+antibiotic AC	11	40.7	77	+++
Phaco pac sterile all inclusive	70	259	490	+++

Bold value signify 0.05 p level.

AC, anterior chamber; NSAID, non-steroid anti-inflammatory drug.