This file contains the data from the Diabetic Retinopathy Study used for a sample data analysis in: Title: Modeling Clustered, Discrete or Grouped-Time Survival Data with Covariates Authors: Eric Ross and Dirk Moore Journal: To appear in Biometrics This data was kindly provided by Dr. William Huster. The variables included in this file are as follows: subject_id type (type of diabetes; 1=early onset, 2=late onset) censor1 (censoring indicator for the treated eye; 0 for censored, 1 for failure) time1 (failure or censoring time for the treated eye) censor2 (censoring indicator for the untreated eye; 0 for censored, 1 for failure) time2 (failure or censoring time for the untreated eye) Each study subject has a single record and all variables are seperated by blanks. 5 2 0 46.23 0 46.23 14 1 0 42.5 1 31.3 16 1 0 42.27 0 42.27 25 1 0 20.6 0 20.6 29 1 0 38.77 1 0.3 46 1 0 65.23 1 54.27 49 1 0 63.5 1 10.8 56 1 0 23.17 0 23.17 61 1 0 1.47 0 1.47 71 2 0 58.07 1 13.83 100 2 1 46.43 0 48.53 112 2 0 44.4 1 7.9 120 2 0 39.57 0 39.57 127 2 1 30.83 1 38.57 133 2 0 66.27 1 14.1 150 1 1 20.17 1 6.9 167 2 0 58.43 1 41.4 176 1 0 58.2 0 58.2 185 2 0 57.43 0 57.43 190 1 0 56.03 0 56.03 202 1 0 67.53 0 67.53 214 2 0 61.4 1 0.6 220 1 1 10.27 1 1.63 243 1 0 66.2 0 66.2 255 1 1 5.67 1 13.83 264 1 0 58.83 1 29.97 266 2 0 60.27 1 26.37 284 2 1 5.77 1 1.33 295 1 1 5.9 1 35.53 300 2 1 25.63 1 21.9 302 1 1 33.9 1 14.8 315 1 1 1.73 1 6.2 324 2 0 46.9 1 22 328 1 0 31.13 0 31.13 335 1 1 30.2 1 22 342 1 0 70.9 0 70.9 349 2 1 25.8 1 13.87 357 2 1 5.73 1 48.3 368 1 0 53.43 0 53.43 385 1 1 1.9 0 51.1 396 2 1 9.9 1 9.9 405 1 0 34.2 0 34.2 409 2 0 46.73 1 2.67 419 2 0 18.73 1 13.83 429 2 0 32.03 1 4.27 433 2 0 69.87 1 13.9 445 1 0 66.8 0 66.8 454 1 0 64.73 0 64.73 468 1 1 1.7 1 1.7 480 1 1 1.77 1 43.03 485 1 0 29.03 0 29.03 491 2 0 56.57 0 56.57 503 2 1 8.3 1 8.3 515 2 0 21.57 1 18.43 522 1 0 31.57 0 31.57 538 2 0 31.63 1 31.63 547 2 0 39.77 0 39.77 550 1 1 18.7 1 6.53 554 1 0 18.9 0 18.9 557 1 0 56.8 1 22.23 561 1 0 55.6 1 14 568 1 1 42.17 1 42.17 572 1 0 10.7 1 5.33 576 1 0 66.33 1 59.8 581 2 0 52.33 1 5.83 606 1 0 58.17 1 2.17 610 1 1 14.3 1 48.43 615 1 0 25.83 0 25.83 618 1 0 45.4 0 45.4 624 1 0 47.6 0 47.6 631 1 1 13.33 1 9.6 636 1 0 42.1 0 42.1 645 1 0 39.93 0 39.93 653 1 1 14.27 1 7.6 662 1 1 34.57 1 1.8 664 1 0 65.8 1 4.3 683 2 1 4.1 1 12.2 687 1 0 60.93 0 60.93 701 1 0 57.2 0 57.2 706 2 0 38.07 1 12.73 717 2 0 54.1 1 54.1 722 1 0 59.27 1 9.4 731 1 1 21.57 1 9.9 740 1 0 54.1 0 54.1 749 2 0 50.47 0 50.47 757 1 0 46.17 0 46.17 760 1 0 46.3 0 46.3 766 2 0 38.83 0 38.83 769 1 0 44.6 0 44.6 772 1 0 43.07 0 43.07 778 2 1 26.23 0 40.03 780 1 0 41.6 1 18.03 793 2 0 38.07 0 38.07 800 2 0 65.23 0 65.23 804 2 1 7.07 0 66.77 810 1 1 13.77 1 13.77 815 2 0 9.63 1 9.63 832 1 0 46.23 0 46.23 834 1 0 45.73 1 1.5 838 2 1 33.63 1 33.63 857 1 0 40.17 0 40.17 866 2 1 63.33 1 27.6 887 2 1 38.47 1 1.63 903 2 0 55.23 0 55.23 910 2 0 52.77 1 25.3 920 1 0 57.17 1 46.2 925 2 0 9.87 1 1.7 931 1 0 57.9 0 57.9 936 1 0 5.9 0 5.9 945 1 0 32.2 0 32.2 949 1 1 10.33 1 0.83 952 1 1 6.13 0 50.9 962 1 0 43.67 1 25.93 964 1 0 38.3 0 38.3 971 2 0 38.77 1 19.4 978 1 0 38.07 1 21.97 983 1 0 38.3 0 38.3 987 1 1 26.2 0 70.03 1002 1 0 62.57 1 18.03 1017 2 1 13.83 1 1.57 1029 2 0 46.5 1 13.37 1034 1 1 11.07 1 1.97 1037 2 0 42.47 1 22.2 1042 2 0 38.73 0 38.73 1069 2 0 51.13 0 51.13 1074 1 1 6.1 0 46.5 1098 1 1 2.1 1 11.3 1102 1 1 17.73 0 42.3 1112 1 0 26.47 0 26.47 1117 1 0 10.77 0 10.77 1126 2 0 55.33 0 55.33 1135 1 0 58.67 0 58.67 1145 2 1 12.93 1 4.97 1148 2 0 54.2 1 26.47 1167 1 0 49.57 0 49.57 1184 2 1 24.43 1 9.87 1191 2 0 50.23 0 50.23 1205 1 1 13.97 1 30.4 1213 1 0 43.33 1 43.33 1228 2 0 42.23 0 42.23 1247 1 0 74.93 0 74.93 1250 2 0 66.93 0 66.93 1253 1 0 73.43 0 73.43 1267 2 0 67.47 1 38.57 1281 2 0 3.67 1 3.67 1287 1 1 48.87 0 67.03 1293 1 0 65.6 0 65.6 1296 1 0 15.83 1 15.83 1309 2 0 20.07 1 8.83 1312 1 0 67.43 0 67.43 1317 1 0 1.47 0 1.47 1321 1 0 62.93 1 22.13 1333 1 1 6.3 0 56.97 1347 1 0 59.7 1 18.93 1361 1 1 13.8 1 19 1366 2 0 55.13 0 55.13 1373 1 1 13.57 1 5.43 1397 2 0 42.2 0 42.2 1410 2 0 38.27 0 38.27 1413 1 0 7.1 1 7.1 1425 2 0 63.63 1 26.17 1447 1 0 59 1 24.73 1461 2 0 54.37 0 54.37 1469 2 0 54.6 1 10.97 1480 2 0 63.87 1 21.1 1487 2 0 62.37 1 43.7 1491 2 0 62.8 0 62.8 1499 2 0 63.33 1 14.37 1503 2 0 58.53 0 58.53 1513 2 0 58.07 0 58.07 1524 2 0 58.5 0 58.5 1533 2 1 1.5 0 14.37 1537 1 0 54.73 1 38.4 1552 1 0 50.63 1 2.83 1554 2 0 51.1 0 51.1 1562 2 0 49.93 1 6.57 1572 2 0 46.27 1 46.27 1581 2 0 10.6 0 10.6 1585 2 0 42.77 0 42.77 1596 1 1 34.37 0 42.27 1600 1 0 42.07 0 42.07 1603 1 0 38.77 0 38.77 1619 2 0 74.97 1 61.83 1627 1 1 6.57 0 66.97 1636 1 1 38.87 0 68.3 1640 1 1 42.43 1 46.63 1643 1 0 67.07 0 67.07 1649 1 1 2.7 0 2.7 1666 1 0 63.8 0 63.8 1672 1 0 32.63 0 32.63 1683 2 0 62 0 62 1688 1 1 13.1 0 54.8 1705 1 0 8 0 8 1717 2 0 51.6 1 42.33 1727 2 0 49.97 1 2.9 1746 1 0 45.9 1 1.43 1749 2 0 41.93 0 41.93