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Table 5 Agreement Rates of VA Mortality Data with NDI Dates by Source and Level of Precision*

From: Accuracy and completeness of mortality data in the Department of Veterans Affairs

Source

Number of Deaths

Death Dates in a Source that Agree with NDI Dates (%)

  

Exactly

Within 2 Days

In Year and Month

BIRLS-DF

229

222 (96.9)

224 (98.2)

225 (98.7)

MSID

35

35 (100.0)

35 (100.0)

35 (100.0)

MVS

246

235 (95.5)

239 (97.2)

244 (99.2)

SSA-DMF

272

260 (95.6)

265 (97.4)

270 (99.3)

Combined

292

285 (97.6)

288 (98.6)

291 (99.7)

  1. * NDI indicates the National Death Index; BIRLS-DF, the Beneficiary Identification and Resource Locator Subsystem Death File; MSID, the VHA Medical SAS Inpatient Datasets; MVS, Medicare Vital Status; SSA-DMF, the Social Security Administration Death Master File.
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