Obstetrics – total caesarean section rate

Metric

The proportion of deliveries that were a caesarean section.

Numerator

Any spell with a primary procedure of one of the following OPCS codes:

• R17 Elective caesarean delivery
• R18 Other caesarean delivery

Equivalent to caesarean procedure subgroups in the DFI tools

Denominator

Any spell with a primary procedure of one of the following OPCS codes:

• R17 Elective caesarean delivery
• R18 Other caesarean delivery
• R19 Breech extraction delivery
• R20 Other breech delivery
• R21 Forceps cephalic delivery
• R22 Vacuum delivery
• R23 Cephalic vaginal delivery with abnormal presentation of head at delivery without instrument
• R24 Normal delivery
• R25 Other methods of delivery

Equivalent to “Delivery” procedure group in the DFI tools

Data Source

SUS – CDS

Time frame

April 2010 – March 2011

Basis

Acute trust

Statistical methods used

Indirect standardisation adjusting for maternal age.