WLS Codebooks and Flowcharts

Note: Codebooks contain frequency data from the private data release. For some variables, these differ from the frequencies in the public release. Variables that differ between the public and private versions include "(not available on public release)" as part of the variable description, or a note indicating the difference between the public and private versions.

Military

xmilty            Ever been in the military?
xmlentr           How first enter the military?
xmled             Highest grade completed prior to entering the military?
xcmmlbg           Century month first entered active military duty
mlbrsv           Branch of military served in?
xmil75            Are you currently on active military duty?
xcmmlen           Century month of last separation
mlrank           Current/last Military rank
xmlintr           Was your military service interrupted?
xmildur           Duration of military service



Note:  See Appendix T - Memo026 for Creation of military variables.

xmilty: Have you ever been in the military?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
0 NO 457 1082 1539
1 YES 587 7 594
Note: See Appendix T - Memo026 for Creation of military variables.

xmlentr: How did you first enter the military?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13a
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 457 1082 1539
0 Other (Berry Plan, direct commission) 2 0 2
1 Drafted 161 0 161
2 Enlisted 307 7 314
3 Reserves or National Guard 96 0 96
4 ROTC, Academy or OCS 21 0 21
Note: See Appendix T - Memo026 for Creation of military variables.

xmled: What is the highest grade you completed prior to entering the military?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13b
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 457 1082 1539
-1 DON'T KNOW 1 0 1
6 - 11 Six to eleven years of school 88 1 89
7 7 1 0 1
12 Twelve years of school 353 5 358
13 One year of college 39 1 40
14 Two years of college 26 0 26
15 Three years of college 9 0 9
16 Four years of college 52 0 52
17 - 20 Five to eight years of college/one to four years of graduate or professional school 19 0 19
18 6 colg or 2 grd/prf 4 0 4
19 7 colg or 3 grd/prf 2 0 2
20 8 colg or 4 grd/prf 5 0 5
Note: Note that there is a wider range of codes in 1977 than
there was in 1975.

See Appendix A - Memo044 for Notes on cleaning education
variables in 1977 sibling study.

See Appendix T - Memo026 for Creation of military variables.

xcmmlbg: Century month first entered active military duty.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13c
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 457 1082 1539
-1 DON'T KNOW 2 0 2
493 - 890 CENTURY MONTHS 585 7 592
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

See Appendix T - Memo026 for Creation of military variables.

xmil77: Are you currently on active military duty?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13d
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 457 1082 1539
0 NO 570 7 577
1 YES 17 0 17
Note: See Appendix T - Memo026 for Creation of military variables.

xcmmlen: Century month of last separation from active military duty.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13e
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 474 1082 1556
-1 DON'T KNOW 2 0 2
541 - 921 CENTURY MONTHS 568 7 575
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

See Appendix T - Memo026 for Creation of military variables.

xmlintr: Was your military service ever interrupted?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13f
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 457 1082 1539
0 NO 549 7 556
1 YES 38 0 38
Note: See Appendix T - Memo026 for Creation of military variables.

xmildur: Duration of military service.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13c, 13d, 13e
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3397 3252 6649
-2 457 1082 1539
1 - 313 Number of months 583 7 590
Note: For those currently on active duty, XMILDUR was constructed
by subtracting the value of XCMMLBG from the century month
value for February 1977 (926).

See Appendix T - Memo026 for Creation of military variables

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