Table 3.

Potential associated risk factors of urinary tract infection in female patients with SLE

Variables	Univariate analysis OR (95% CI)	P value	Multivariate analysis OR (95% CI)	P value
TMP-SMX prophylaxis	16 (2.92 to 87.70)	0.001	30.96 (3.63 to 264.11)	0.002
Serum C3 level	12.75 (1.21 to 133.83)	0.034	35.33 (1.33 to 936.67)	0.033
Vaginal microbiota
Enterococcus spp	3.472 (1.04 to 11.55)	0.042	5.53 (0.93 to 32.96)	0.060
Veillonella dispar	4.37 (1.29 to 14.73)	0.018	6.68 (1.27 to 35.07)	0.025
Peptostreptococcus spp	3.29 (1.00 to 10.79)	0.05	–	–

TMP-SMX, trimethoprim-sulfamethoxazole.