Table 2. Correlation of AGR2 with CTSB and CTSD expression in NPC and LMNPC tissues.

AGR2	CTSB				CTSD
	−	+	r	P	−	+	r	P
−	60	40	0.145	0.035	66	39	0.163	0.018
+	50	60			49	56

Note: r represents correlation coefficient.