------------------------------------------------------------------------------------ log: \\Cronus\www\teaching\postreg\ExamE2004_codebook.txt log type: text opened on: 13 Jun 2008, 08:56:25 (Data on 1000 sibs, course 1052/2 exam) file ExamE2004.dta saved ------------------------------------------------------------------------------------ weight1 weight in grams, first child ------------------------------------------------------------------------------------ type: numeric (int) range: [1185,5150] units: 1 unique values: 276 missing .: 0/1000 mean: 3500.93 std. dev: 519.006 percentiles: 10% 25% 50% 75% 90% 2900 3200 3530 3850 4100 ------------------------------------------------------------------------------------ sex1 gender, first child ------------------------------------------------------------------------------------ type: numeric (byte) label: sex range: [1,2] units: 1 unique values: 2 missing .: 0/1000 tabulation: Freq. Numeric Label 503 1 boy 497 2 girl ------------------------------------------------------------------------------------ sex2 gender, second child ------------------------------------------------------------------------------------ type: numeric (byte) label: sex range: [1,2] units: 1 unique values: 2 missing .: 0/1000 tabulation: Freq. Numeric Label 496 1 boy 504 2 girl ------------------------------------------------------------------------------------ gestage2 gestational age in weeks, second child ------------------------------------------------------------------------------------ type: numeric (byte) range: [30,44] units: 1 unique values: 13 missing .: 0/1000 mean: 39.824 std. dev: 1.59548 percentiles: 10% 25% 50% 75% 90% 38 39 40 41 42 ------------------------------------------------------------------------------------ weight2 weight in grams, second child ------------------------------------------------------------------------------------ type: numeric (int) range: [1474,5250] units: 1 unique values: 299 missing .: 0/1000 mean: 3674.9 std. dev: 506.352 percentiles: 10% 25% 50% 75% 90% 3060 3350 3650 4000 4312.5 ------------------------------------------------------------------------------------ weight1_dev deviation from expected birth weight in grams, first child ------------------------------------------------------------------------------------ type: numeric (float) range: [-1572.4987,1764.6508] units: 1.000e-08 unique values: 682 missing .: 0/1000 mean: -3.43003 std. dev: 432.848 percentiles: 10% 25% 50% 75% 90% -526.939 -284.103 -13.2364 276.847 532.347 ------------------------------------------------------------------------------------ weight1_10 decile of the deviation from birth weight, first child ------------------------------------------------------------------------------------ type: numeric (byte) range: [1,10] units: 1 unique values: 10 missing .: 0/1000 mean: 5.496 std. dev: 2.84501 percentiles: 10% 25% 50% 75% 90% 2 3 5 8 9 log: \\Cronus\www\teaching\postreg\ExamE2004_codebook.txt log type: text closed on: 13 Jun 2008, 08:56:25 ------------------------------------------------------------------------------------