Using the Robson Classification to Explain the Fluctuations in Cesarean Section

Table 4

Robson’s 10-Group Classification of Flemish women giving birth in 1992-2000-2008-2016: cesarean sections per group (%). ND = no data.

	1992 (%)	2000 (%)	2008 (%)	2016 (%)	92-16 CS
1	4.1	6.8	8.8	10.1	×2.5
2a	9.7	15.4	19.9	23.6	×2.4
2b	100	100	100	100
3	ND	1.4	1.6	1.9
4a	ND	2.4	2.9	3.9
4b	100	100	100	100
5	ND	62.4	62.8	66.5
6	74.6	88.4	95.2	95.8	×1.3
7	51.2	68	84.5	87.9	×1.7
8	35.9	46.2	55.5	55.8	×1.6
9	95.4	94.0	95.5	98.6
10	17.6	23.6	25.8	29,0	×1.6
Total CS	11.8%	16.4%	19.5%	20.9%