Hospital admissions in relation to body mass index in UK women: a prospective cohort study

Table 4 Estimated proportion of hospital admissions for specific diagnoses and/or operations, attributable to overweight and obesity in middle-aged UK women

Type of admission (ICD-10 code and/or OPCS-4 code)	Proportion (%) of admissions attributable to BMI (kg/m²)^a:
Type of admission (ICD-10 code and/or OPCS-4 code)	25+ (overweight/obese)	30+ (obese)
Ischemic heart disease (ICD-10: I20-I25)	20	13
Atrial fibrillation (ICD-10: I48)	31	25
Stroke (ICD-10: G45, I60-I69)	14	10
Venous thromboembolism (ICD-10: I26, I80-I82)	38	28
Pneumonia (ICD-10:J18)	12	11
Chronic obstructive pulmonary disease (ICD-10: J44)	12	13
Diverticular disease (ICD-10:K57)	19	12
Diaphragmatic hernia (ICD-10:K44)	20	12
Peptic ulcer (ICD-10: K25-K28)	13	9
Gallbladder disease (ICD-10: K80-K81 or OPCS-4: J18)	38	24
Ankle fracture (ICD-10: S82.3, S82.5, S82.6, S82.8)	23	14
Hip replacement (ICD-10: M16 and OPCS-4: W37.1, W88.1, W39.1))	27	20
Knee replacement (ICD-10:M17 and OPCS-4: W40.1, W41.1,)	66	51
Benign colon cancer (ICD-10: D12)	6	4
Breast cancer (ICD-10: C50)	7	5
Diabetes (ICD-10: E10-E11, E13-E14)	74	59
Uterine fibroids (ICD-10: D25 and OPCS-4: Q10, Q18, Q074, Q089, Q171)	9	6
Cataracts (ICD-10: H25-H26 or OPCS-4: C71-C75)	10	8
Carpal tunnel syndrome (ICD-10: G56.0 or OPCS-4: A65.1)	31	23

^aData on prevalence of exposure among UK women are based on combined data from annual Health Surveys for England during the period 2006 to 2010 [1], during which an average of 13%, 18%, 38%, 20% and 11% of women 55- to 84-years old had a body mass index of <20, 20 to 24.9, 25 to 29.9, 30 to 34.9, and 35+ kg/m², respectively. BMI, body mass index; ICD-10, International Classification of Diseases, 10^th revision; OPCS, Office of Population Censuses and Surveys classification of surgical operations and procedures, fourth revision.

ISSN: 1741-7015