Table 4

Chlamydia trachomatis LGV2 antigens differently recognised by infected patients according to the presence or absence of reactive arthritis

Antigens (kDa)		Percentage of patients with serum antibodies to Chlamydia trachomatis LGV2 antigens
		IgG		p^4-150		IgA		p^4-150
		Reactive arthritis (n=19)	Urogenital infection (n=42)	p^4-150		Reactive arthritis (n=19)	Urogenital infection (n=42)	p^4-150
99	32	67	0.011	21	42	NS
96	16	49	0.011	16	26	NS
72	16	42	0.039	5	21	NS
71	47	65	NS	21	56	0.0088
40	21	49	0.033	5	42	0.0033
36	42	79	0.005	21	65	0.0018
32	68	86	NS	21	65	0.0018
27	37	63	NS	16	51	0.011
21	42	81	0.0024	26	63	0.01
18	53	79	0.04	26	74	0.0005
13	47	86	0.0016	5	77	<0.0001
10	37	67	0.029	16	42	0.0039
6	32	65	0.018	0	33	0.0041

↵4-150 χ² test between C trachomatis infected patients with or without reactive arthritis.