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87 Maternity and Obstetrics Age Range Number % Body Mass Index Number % <20 2 0.2% Underweight: <18.5 105 10.7% 20 - 24 16 1.6% Healthy: 18.5 - 24.9 340 34.5% 25 - 29 87 8.8% Overweight: 25 - 29.9 278 28.2% 30 - 34 246 25.0% Obese class 1: 30 - 34.9 92 9.3% 35 - 39 433 44.0% Obese class 2: 35 - 39.9 65 6.6% >=40 201 20.4% Obese class 3: >40 23 2.3% Unrecorded 0 0.0% N/R 82 8.3% Total 985 Total 985 Birthweight Range Number % Labour Duration Number % 500 - 999 g 0 0.0% 0 - 2 hrs 520 52.8% 1000 - 1499 g 0 0.0% 2 - 4 hrs 166 16.9% 1,500 - 1,999 g 1 0.1% 4 - 6 hrs 108 11.0% 2,000 - 2,499 g 10 1.0% 6 - 8 hrs 64 6.5% 2,500 - 2,999 g 92 9.3% 8 - 10 hrs 28 2.8% 3,000 - 3,499 g 265 26.9% 10 - 12 hrs 2 0.2% 3,500 - 3,999 g 364 37.0% > 12 hrs 13 1.3% 4,000 - 4,499 g 207 21.0% Unrecorded 84 8.5% 4,500 - 4,999 g 39 4.0% Total 985 >= 5,000 g 7 0.7% Total 985 Group 5: Single cephalic multiparous pregnancies (with at least one previous caesarean section) at greater than or equal to 37 weeks gestation (n=979) Spontaneous Labour Induced Labour Pre labour C/S 185/979 72/979 722/979 18.9% 7.4% 73.8% Comment: The big issue about delivery after caesarean section is the proportion of pre labour caesarean sections. Caesarean Section contribution according to onset of delivery in single cephalic multiparous pregnancies with at least one previous section at greater than or equal to 37 weeks gestation: (792/979 (80.9%). Spontaneous Labour Induced Labour Pre labour C/S 35/979 35/979 722/979 3.60% 3.60% 73.8% NMH Annual Rep t | 2020