Prevalence of reproductive tract infections among women preparing to conceive in Chongqing, China: trends and risk factors

Table 1 Prevalence of reproductive tract infections (RTIs) by sociodemographic characteristics among women of childbearing age in Chongqing, China

Characteristic	Total		RTIs present		p-value
Characteristic	N	%	N	Prevalence (%)	p-value
Overall	439,372		22,098	5.03
Age, years					< 0.001
20–24	138,520	31.53	5157	3.72
25–29	155,311	35.35	7086	4.56
30–34	68,021	15.48	3982	5.85
35–49	77,520	17.64	5873	7.58
Ethnicity					0.297
Han	404,983	92.17	20,409	5.04
Others	34,389	7.83	1689	4.91
Education					< 0.001
Primary or below	30,997	7.05	2691	8.68
Middle school	231,833	52.76	11,788	5.08
High school	90,301	20.55	3864	4.28
College or above	86,241	19.63	3755	4.35
Place of residence					0.595
Non-agricultural	108,066	24.6	5402	5.00
Agricultural	331,306	75.4	16,696	5.04
Occupation					< 0.001
Farmer	234,538	53.38	12,176	5.19
Worker	38,794	8.83	1706	4.40
Merchant	41,892	9.53	1800	4.30
Service staff	14,920	3.4	710	4.76
Housewife	24,938	5.68	1592	6.38
Civil servant	49,613	11.29	2413	4.86
Others	34,677	7.89	1701	4.91
Gravidity					< 0.001
0	128,637	29.28	4255	3.31
≥ 1	310,735	70.72	17,843	5.74
Parity					< 0.001
0	186,831	42.52	7398	3.96
≥ 1	252,541	57.48	14,700	5.82
History of spontaneous abortion					< 0.001
No	422,547	96.17	20,983	4.97
Yes	16,825	3.83	1115	6.63
History of induced abortion					< 0.001
No	251,292	57.19	10,520	4.19
Yes	188,080	42.81	11,578	6.16

ISSN: 1742-4755