Impact of childbirth policy changes on obstetric workload over a 13-year period in a regional referral center in China – implications on service provision planning

Table 2 Changes in risk factors from 2005 to 2017

Year	Prior CS	Previous TOP ≥ 3	Pre-gestational diabetes	Chronic hypertension	Preterm birth	Labour induction	Total CS rate	ICU admission	NICU admission
	(%)	(%)	(%)	(%)	(%)	(%)	(%)	(%)	(%)
2005	2.6	1.0	0.2	0.2	5.0	1.4	42.1	0.6	13.8
2006	4.4	1.2	0.4	0.1	5.9	1.2	39.0	0.6	11.4
2007	3.9	1.0	0.4	0.1	6.6	1.9	39.0	0.5	10.1
2008	3.7	0.8	0.5	0.2	6.6	2.9	39.6	0.5	14.5
2009	5.0	0.7	0.4	0.5	7.9	3.0	41.9	0.3	16.1
2010	6.1	0.9	0.3	0.8	8.3	2.4	45.2	0.5	22.1
2011	6.7	0.6	0.4	0.7	8.3	2.0	35.4	1.0	19.5
2012	7.6	0.2	0.6	0.7	7.8	13.5	32.7	0.8	12.4
2013	9.6	0.1	0.8	1.0	8.1	23.0	36.2	0.9	14.7
2014	10.7	0.8	0.6	1.0	7.7	19.6	33.2	0.8	15.5
2015	15.6	0.3	0.8	1.2	8.3	24.5	32.9	0.8	19.7
2016	17.8	3.1	0.7	1.0	8.2	14.9	25.8	0.6	22.3
2017	23.6	4.9	0.9	1.3	9.3	17.2	30.8	0.3	21.8
Difference	P < 0.001	P < 0.001	P < 0.001	P < 0.001	P < 0.001	P < 0.001	P < 0.001	P < 0.001	P < 0.001
Correlation	P < 0.001	P < 0.001	P < 0.001	P < 0.001	P < 0.001	P < 0.001	P < 0.001	P = 0.605	P < 0.001

Results expressed in N (%), comparison of difference by χ2 test, correlation analysis by Spearman’s test; CS caesarean section, TOP therapeutic termination of pregnancy

ISSN: 1471-2393