Table 1 Comparison of PDNIs to the monthly catchment prescription data

From: Impact of easing COVID-19 restrictions on antibiotic usage in Eastern China using wastewater-based epidemiology

Antibiotics

Prescription data-consumption (g)

WBE-consumption (mg/day/1000 inh)

 

2021

2023

Difference

Ratio

Increase rate

2021

2023

Difference

Ratio

Increase rate

Azithromycin

273.00

6951.65

6678.65

25.46

2446.39%

1372.91

18,422.73

17,049.82

13.42

1241.87%

Clarithromycin

50.00

1292.00

1242.00

25.84

2484.00%

83.08

846.78

763.70

10.19

919.23%

Ofloxacin

596.80

24,140.50

23,543.70

40.45

3944.99%

92.76

4773.7

4680.93

51.46

5046.29%

  1. Difference = 2023–2021; Ratio = 2023/2021; Increase rate = (2023–2021)/2021.