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Table 4 Number of patients experiencing adverse events at system organ class

From: Efficacy and safety of single injection of cross-linked sodium hyaluronate vs. three injections of high molecular weight sodium hyaluronate for osteoarthritis of the knee: a double-blind, randomized, multi-center, non-inferiority study

System Organ Class

HMWHA

XLHA

N = 146 (%)

N = 139 (%)

Eye disorders

1 (0.7)

3 (2.2)

Gastrointestinal disorders

9 (6.2)

4 (2.9)

General disorders and administration site conditions

4 (2.7)

9 (6.5)

Infections and infestations

9 (6.2)

13 (9.4)

Injury, poisoning and procedural complications

2 (1.4)

3 (2.2)

Investigations

0 (0)

2 (1.4)

Metabolism and nutrition disorders

1 (0.7)

1 (0.7)

Musculoskeletal and connective tissue disorders

15 (10.3)

12 (8.6)

Neoplasms benign, malignant and unspecified (including cysts and polyps)

0 (0)

1 (0.7)

Nervous system disorders

6 (4.1)

5 (3.6)

Psychiatric disorders

1 (0.7)

0 (0)

Respiratory, thoracic and mediastinal disorders

4 (2.7)

2 (1.4)

Skin and subcutaneous tissue disorders

1 (0.7)

6 (4.3)

Surgical and medical procedures

1 (0.7)

1 (0.7)

Vascular disorders

1 (0.7)

1 (0.7)