Table 4 Summary of postoperative bacterial endophthalmitis isolates from different countries/regions, along with their sensitivity to empirical intravitreal antibiotic treatment.

From: Long term analysis of microbiological isolates and antibiotic susceptibilities in acute-onset postoperative endophthalmitis: a UK multicentre study

Study period

Group

Country/Region

Gram-positive bacteria

Gram-negative bacteria

Gram-positive bacteria sensitivity to Vancomycin

Gram-negative bacteria sensitivity to Ceftazidime/Amikacin

1990–1994

EVS [12]

USA

94.2%

5.8%

100%

89.5%

1991–2015

Joseph et al. [27]

India

67.7%

32.3%

96%

38–69%

1996–2019

Chen et al. [20]

Taiwan

49.9%

49.6%

99.8%

93.7–96.9%

1998–2013

Moloney et al. [23]

Australia

84.5%

15.5%

100%

100%

2000–2022

Our study

UK

81.7%

18.3%

100%

88.9%

2002–2011

Schimel et al. [26]

USA

87.2%

12.8%

100%

100%

2003–2006

ESCRS study [22]

Europe

100%

0%

100%

  1. EVS Endophthalmitis Vitrectomy Study, ESCRS European Society of Cataract and Refractive Surgeons.