NSFG Codebook for variable AGE

Female, 2017-2019

Variable: AGE_A
Description/Question: AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

value	label	Total
15	15 years	166
16	16 years	197
17	17 years	219
18	18 years	192
19	19 years	196
20	20 years	131
21	21 years	138
22	22 years	170
23	23 years	174
24	24 years	199
25	25 years	201
26	26 years	188
27	27 years	221
28	28 years	196
29	29 years	210
30	30 years	212
31	31 years	204
32	32 years	203
33	33 years	226
34	34 years	199
35	35 years	199
36	36 years	187
37	37 years	151
38	38 years	179
39	39 years	139
40	40 years	140
41	41 years	151
42	42 years	128
43	43 years	151
44	44 years	142
45	45 years	129
46	46 years	156
47	47 years	164
48	48 years	142
49-50	49 years	141
	Total	6141

Universe: Applicable for all respondents
Notes: Respondents age 50 were 49 at screener

Female, 2015-2017

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

value	label	Total
15	15 years	166
16	16 years	196
17	17 years	178
18	18 years	210
19	19 years	174
20	20 years	101
21	21 years	136
22	22 years	157
23	23 years	177
24	24 years	173
25	25 years	192
26	26 years	186
27	27 years	170
28	28 years	198
29	29 years	188
30	30 years	186
31	31 years	173
32	32 years	181
33	33 years	165
34	34 years	174
35	35 years	159
36	36 years	173
37	37 years	143
38	38 years	148
39	39 years	129
40	40 years	131
41	41 years	120
42	42 years	130
43	43 years	129
44	44 years	136
45	45 years	128
46	46 years	134
47	47 years	121
48	48 years	153
49-50	49 years	139
	Total	5554

Universe: Applicable for all respondents
Notes: Respondents age 50 were 49 at screener

Female, 2013-2015

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

value	label	Total
15	15 years	186
16	16 years	188
17	17 years	239
18	18 years	205
19	19 years	192
20	20 years	161
21	21 years	176
22	22 years	193
23	23 years	192
24	24 years	231
25	25 years	235
26	26 years	221
27	27 years	206
28	28 years	189
29	29 years	196
30	30 years	217
31	31 years	207
32	32 years	237
33	33 years	184
34	34 years	190
35	35 years	210
36	36 years	174
37	37 years	174
38	38 years	150
39	39 years	165
40	40 years	138
41	41 years	164
42	42 years	129
43	43 years	178
44-45	44 years	172
	Total	5699

Universe: Applicable for all respondents
Notes: Respondents age 45 were 44 at screener

Female, 2011-2013

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

value	label	Total
15	15 years	180
16	16 years	204
17	17 years	207
18	18 years	224
19	19 years	222
20	20 years	184
21	21 years	201
22	22 years	180
23	23 years	193
24	24 years	202
25	25 years	204
26	26 years	220
27	27 years	222
28	28 years	194
29	29 years	230
30	30 years	205
31	31 years	217
32	32 years	200
33	33 years	182
34	34 years	172
35	35 years	172
36	36 years	187
37	37 years	148
38	38 years	150
39	39 years	156
40	40 years	143
41	41 years	148
42	42 years	153
43	43 years	164
44-45	44 years	137
	Total	5601

Universe: Applicable for all respondents
Notes: Respondents age 45 were 44 at screener

Female, 2006-2010

Variable: AGE_A
Description/Question (First, I’d like to know your age and date of birth.) How old are you?
Type: Raw

value	label	Total
15	15 years	432
16	16 years	425
17	17 years	447
18	18 years	487
19	19 years	493
20	20 years	414
21	21 years	413
22	22 years	426
23	23 years	431
24	24 years	414
25	25 years	456
26	26 years	480
27	27 years	492
28	28 years	469
29	29 years	469
30	30 years	468
31	31 years	459
32	32 years	398
33	33 years	341
34	34 years	381
35	35 years	363
36	36 years	365
37	37 years	360
38	38 years	345
39	39 years	365
40	40 years	356
41	41 years	309
42	42 years	339
43	43 years	357
44-45	44 years	325
	Total	12279

Universe: Applicable for all respondents
Notes: use recode AGER
Respondents age 45 were 44 at screener

Female, 2002

Variable: AGE_A
Description/Question First, I’d like to know your age and date of birth. How old are you?
Type: Raw

value	label	Total
15	15 YEARS	216
16	16 YEARS	224
17	17 YEARS	235
18	18 YEARS	234
19	19 YEARS	241
20	20 YEARS	256
21	21 YEARS	269
22	22 YEARS	287
23	23 YEARS	283
24	24 YEARS	270
25	25 YEARS	264
26	26 YEARS	261
27	27 YEARS	257
28	28 YEARS	253
29	29 YEARS	259
30	30 YEARS	294
31	31 YEARS	277
32	32 YEARS	274
33	33 YEARS	257
34	34 YEARS	254
35	35 YEARS	262
36	36 YEARS	265
37	37 YEARS	272
38	38 YEARS	255
39	39 YEARS	213
40	40 YEARS	258
41	41 YEARS	251
42	42 YEARS	215
43	43 YEARS	255
44	44 YEARS	232
	Total	7643

Universe: Applicable for all respondents
Notes:

Male, 2017-2019

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

value	label	Total
15	15 years	186
16	16 years	186
17	17 years	223
18	18 years	230
19	19 years	207
20	20 years	117
21	21 years	131
22	22 years	139
23	23 years	133
24	24 years	146
25	25 years	140
26	26 years	135
27	27 years	156
28	28 years	193
29	29 years	145
30	30 years	162
31	31 years	163
32	32 years	199
33	33 years	190
34	34 years	135
35	35 years	161
36	36 years	143
37	37 years	127
38	38 years	125
39	39 years	153
40	40 years	127
41	41 years	125
42	42 years	138
43	43 years	99
44	44 years	105
45	45 years	94
46	46 years	116
47	47 years	136
48	48 years	117
49-50	49 years	123
98	Refused	1
	Total	5206

Universe: Applicable for all respondents
Notes: use recode AGER Respondents age 50 were 49 at screener

Male, 2015-2017

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

value	label	Total
15	15 years	166
16	16 years	177
17	17 years	174
18	18 years	198
19	19 years	171
20	20 years	119
21	21 years	153
22	22 years	103
23	23 years	135
24	24 years	130
25	25 years	145
26	26 years	153
27	27 years	136
28	28 years	114
29	29 years	148
30	30 years	153
31	31 years	129
32	32 years	154
33	33 years	118
34	34 years	115
35	35 years	134
36	36 years	111
37	37 years	113
38	38 years	110
39	39 years	123
40	40 years	104
41	41 years	108
42	42 years	104
43	43 years	94
44	44 years	100
45	45 years	123
46	46 years	99
47	47 years	97
48	48 years	101
49-50	49 years	127
98	Refused	1
	Total	4540

Universe: Applicable for all respondents
Notes: use recode AGER Respondents age 50 were 49 at screener

Male, 2013-2015

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

value	label	Total
15	15 years	189
16	16 years	206
17	17 years	229
18	18 years	202
19	19 years	173
20	20 years	164
21	21 years	121
22	22 years	153
23	23 years	148
24	24 years	145
25	25 years	161
26	26 years	138
27	27 years	178
28	28 years	154
29	29 years	159
30	30 years	167
31	31 years	155
32	32 years	155
33	33 years	141
34	34 years	126
35	35 years	136
36	36 years	136
37	37 years	132
38	38 years	105
39	39 years	112
40	40 years	105
41	41 years	116
42	42 years	133
43	43 years	125
44-45	44 years	141
99	Don't know	1
	Total	4506

Universe: Applicable for all respondents
Notes: use recode AGER Respondents age 45 were 44 at screener

Male, 2011-2013

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

value	label	Total
15	15 years	180
16	16 years	236
17	17 years	234
18	18 years	212
19	19 years	226
20	20 years	142
21	21 years	159
22	22 years	185
23	23 years	169
24	24 years	155
25	25 years	181
26	26 years	184
27	27 years	169
28	28 years	181
29	29 years	139
30	30 years	154
31	31 years	161
32	32 years	164
33	33 years	154
34	34 years	141
35	35 years	132
36	36 years	110
37	37 years	121
38	38 years	124
39	39 years	133
40	40 years	122
41	41 years	147
42	42 years	145
43	43 years	143
44-45	44 years	112
	Total	4815

Universe: Applicable for all respondents
Notes: use recode AGER Respondents age 45 were 44 at screener

Male, 2006-2010

Variable: AGE_A
Description/Question (First, I’d like to know your age and date of birth.) How old are you?
Type: Raw

value	label	Total
15	15 years	470
16	16 years	468
17	17 years	473
18	18 years	511
19	19 years	456
20	20 years	348
21	21 years	360
22	22 years	338
23	23 years	353
24	24 years	334
25	25 years	380
26	26 years	378
27	27 years	362
28	28 years	337
29	29 years	350
30	30 years	331
31	31 years	322
32	32 years	328
33	33 years	268
34	34 years	306
35	35 years	291
36	36 years	317
37	37 years	315
38	38 years	258
39	39 years	319
40	40 years	291
41	41 years	276
42	42 years	269
43	43 years	315
44-45	44 years	279
	Total	10403

Universe: Applicable for all respondents
Notes: use recode AGER
Respondents age 45 were 44 at screener

Male, 2002

Variable: AGE_A
Description/Question First, I’d like to know your age and date of birth. How old are you?
Type: Raw

value	label	Total
15	15 YEARS	203
16	16 YEARS	230
17	17 YEARS	200
18	18 YEARS	268
19	19 YEARS	219
20	20 YEARS	190
21	21 YEARS	183
22	22 YEARS	200
23	23 YEARS	161
24	24 YEARS	204
25	25 YEARS	125
26	26 YEARS	141
27	27 YEARS	151
28	28 YEARS	152
29	29 YEARS	140
30	30 YEARS	131
31	31 YEARS	144
32	32 YEARS	147
33	33 YEARS	154
34	34 YEARS	148
35	35 YEARS	147
36	36 YEARS	142
37	37 YEARS	148
38	38 YEARS	161
39	39 YEARS	148
40	40 YEARS	136
41	41 YEARS	156
42	42 YEARS	127
43	43 YEARS	139
44	44 YEARS	130
45	45 YEARS	3
	Total	4928

Universe: Applicable for all respondents
Notes:

Female, 2017-2019

Variable: AGE_A
Description/Question: AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

Universe: Applicable for all respondents
Notes: Respondents age 50 were 49 at screener

Male, 2017-2019

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

Universe: Applicable for all respondents
Notes: use recode AGER Respondents age 50 were 49 at screener

Female, 2015-2017

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

Universe: Applicable for all respondents
Notes: Respondents age 50 were 49 at screener

Male, 2015-2017

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

Universe: Applicable for all respondents
Notes: use recode AGER Respondents age 50 were 49 at screener

Female, 2013-2015

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

Universe: Applicable for all respondents
Notes: Respondents age 45 were 44 at screener

Male, 2013-2015

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

Universe: Applicable for all respondents
Notes: use recode AGER Respondents age 45 were 44 at screener

Female, 2011-2013

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

Universe: Applicable for all respondents
Notes: Respondents age 45 were 44 at screener

Male, 2011-2013

Variable: AGE_A
Description/Question AA-1 : (First, I’d like to know your age and date of birth.) How old are you?
Type: raw

Universe: Applicable for all respondents
Notes: use recode AGER Respondents age 45 were 44 at screener

Female, 2006-2010

Variable: AGE_A
Description/Question (First, I’d like to know your age and date of birth.) How old are you?
Type: Raw

Universe: Applicable for all respondents
Notes: use recode AGER
Respondents age 45 were 44 at screener

Male, 2006-2010

Variable: AGE_A
Description/Question (First, I’d like to know your age and date of birth.) How old are you?
Type: Raw

Universe: Applicable for all respondents
Notes: use recode AGER
Respondents age 45 were 44 at screener

Female, 2002

Variable: AGE_A
Description/Question First, I’d like to know your age and date of birth. How old are you?
Type: Raw

Universe: Applicable for all respondents
Notes:

Male, 2002

Variable: AGE_A
Description/Question First, I’d like to know your age and date of birth. How old are you?
Type: Raw

Universe: Applicable for all respondents
Notes: