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Table 4 The Wisconsin Upper Respiratory Symptom Survey (WURSS)-11 scores recorded for each group at different times. The score reflects the daily symptoms

From: Efficacy of povidone-iodine nasal rinse and mouth wash in COVID-19 management: a prospective, randomized pilot clinical trial (povidone-iodine in COVID-19 management)

 

Day 0

Day 2

Day 4

Day 6

Day 8

Day 10

Day 12

Day 18

p*

PVP-I group

28.7 ± 14

16.3 ± 6

4.6 ± 4

3.3 ± 3

1 ± 1

2.7 ± 3

2 ± 1

2.8 ± 4

 

NS group

29.5 ± 19

17.2 ± 11

12.3 ± 6

5 ± 5

4.3 ± 4

7 ± 7

4.3 ± 4

2.1 ± 3

0.75

Control group

23.8 ± 12

9.7 ± 5

5.5 ± 5

3.2 ± 3

3 ± 4

7 ± 7.1

2.3 ± 4

2 ± 3.5

 

Total

27.1 ± 15

14 ± 9

8.1 ± 6

3.9 ± 4

3.1 ± 3

4 ± 5

3.1 ± 4

2.2 ± 3

< 0.001

  1. PVP-I: Povidone-Iodine; NS: Normal Saline
  2. * Using repeated measures ANOVA
  3. * p < 0.05 considered statistically significant
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BMC Infectious Diseases

ISSN: 1471-2334

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