Table 7.

Coefficient of Correlation Matrix Between Disease Activity Score 28 (DAS28) Variables: Tender Joint Count (TJC), Swollen Joint Count (SJC) and Visual Analogue Scale (VAS), and the New Disease Activity Score (EgyDAS) Variables: MPV and PDW

	TJC	SJC	VAS	MPV	PDW
TJC	1	0.64(0.000)*	0.32(0.001)*	0.15(0.134)	0.68(0.000)*
SJC		1	0.21(0.04)*	−0.03(0.763)	0.61(0.000)*
VAS			1	−0.15(0.149)	0.32(0.001)*
MPV				1	0.05(0.509)
PDW					1

Note: *The relationship was significant at 5%.

Abbreviations: MPV, mean platelet volume; PDW, platelet distribution width; SJC, swollen joint count; TJC, tender joint count; VAS, visual analogue scale.