Complications of Mesh Procedures for Stress Urinary Incontinence

Inclusion Criteria: * Women with an Office of Population Censuses and Surveys Classification of Surgical Operations and Procedures 4th revision (OPCS-4) procedure code for an introduction of a Tension-free Vaginal Tape (TVT: M53.3), Trans-Obturator Tape (TOT: M53.6) or Supra-pubic Sling (SS: M52.1) surgical mesh procedure recorded in any of the 24 procedure fields captured in HES, and a recorded diagnosis of stress urinary incontinence based on International Classification of Diseases 10th revision (ICD-10) diagnoses: N39.3, N39.4, R32: T83.1, T83.4, T83.5, T83.6, T83.6, T83.8, T83.9, Z46.6, in any of the 20 diagnosis fields captured in HES. Exclusion Criteria: * Duplicate episode of care (exact match on patient identifier; admission date and method; discharge date, destination and method; hospital, gender, age, all procedure codes and all diagnostic codes) * Male gender * Missing age * Aged less than 18 years * Invalid or missing admission method * Missing admission date * Patients with recorded episodes of care in HES which appear after a reported date of death. * Concomitant mesh surgery for pelvic organ prolapse surgery, or surgical mesh repair, removal, renewal or subsequent mesh insertion.