A Clinical Study on Glucosamine Sulfate versus Combination of Glucosamine Sulfate and NSAIDs in Mild to Moderate Knee Osteoarthritis

Table 1

Comparison of WOMAC pain mean score between group A and group B.

Review	Mean difference	95% confidence interval of the difference		𝑡-value
		Lower	Upper
0 week	1.3423	2.1234	0.5611	3.421*
4 weeks	4.2039	3.3288	5.079	9.664*
8 weeks	4.3703	3.7113	5.0293	13.204*
12 weeks	5.3763	4.9724	5.7801	26.669*

* 𝑃<0.01.