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Ds) as in WC (four,300 records). 1 in 5 linked records (three,205 instances) was classified identically in each information sources for all 3 injury traits: Nature, Component of Body, and Occasion. For 1,426 linked records (9 ), none of the injury characteristics get ZM241385 matched across information sources. Classification agreement varied by injury characteristic and level of coding detail, with all the portion of records in agreement decreasing as coding detail increased (Table I). For every injury characteristic (Nature, Physique Element, and Occasion), at the very least 85 of situations linked to SF claims have been coded identically in both information sources at the most general (1-digit) division level. For Nature and Body Component, 1 in 3 cases were assigned to groups (3-digit codes) that differed by data source. For Event, more than half were assigned to groups (3-digit codes) that differed by information supply.Nature of Injury ClassificationOver 90 of linked records had been classified in SOII as one of thirteen 3-digit group codes: 10 inside traumatic injuries and 3 inside systemic situations or issues. Amongst those thirteen group codes, agreement with WCassigned Nature was lowest for Nonspecified injuries and problems (k 0.19), and greatest for Hernia (k 0.89) and Heat burns, scalds (k 0.89). Agreement for the most frequently-assigned code, Sprains, strains, tears (k 0.68), was exceeded only by agreement among instances classified as Hernia or Heat burns, scalds, despite the fact that one particular in 4 circumstances classified in SOII as Sprains, strains, tears was classified differently in WC. Twenty percent of SOII-designated Sprains, strains, tears had been classified in WC as some other traumatic injury or disorder, such as: 7 as Multiple Traumatic Injuries and Issues; four as Dislocations; and 4 as Nonspecified injuries and problems. 4 percent of SOII-designated Sprains, strains, tears were classified in WC as Systemic illnesses and issues. For 4 in the thirteen most regularly SOII-assigned groups, instances not coded identically in WC were most normally assigned yet another group inside the SOII-assigned key group. When not coded identically in WC, SOII-assigned Cuts, lacerations had been classified in WC as some other Open wound more than any other group code; SOII-assigned Abrasions, scratches and Foreign bodies had been most normally classified as some other Surface wounds and bruises in WC; and SOII-assigned Heat burns, scalds appeared in WC as some other burn.Amongst the 15,447 matched cases, 98 amputations were identified from the SOII-assigned codes and 119 in the WC-assigned codes (k 0.65). Among the 119 cases classified in WC as Amputations, 60 were classified in SOII as Amputations, 18 as Cuts, lacerations, 8 as Avulsions, six as Fractures, five as Crushing injuries, and also the remaining 3 as some other traumatic injury. Among the 98 SOII-identified Amputations, 72 appeared in WC as Amputations, 11 as Many traumatic injuries and issues, 11 as some other Open wound, and 5 as some other traumatic injury. Applying the SOII sample weights, there were an estimated 449 amputations determined by the SOII nature of injury classifications and an estimated 871 amputations according to the WC classifications, an increase of 94 more than the SOII estimate.