f_age	m_age	weeks	premature	visits	gained	weight	sex_baby	smoke
31	30	39	full term	13	1	6.88	male	smoker
34	36	39	full term	5	35	7.69	male	nonsmoker
36	35	40	full term	12	29	8.88	male	nonsmoker
41	40	40	full term	13	30	9	female	nonsmoker
42	37	40	full term	NA	10	7.94	male	nonsmoker
37	28	40	full term	12	35	8.25	male	smoker
35	35	28	premie	6	29	1.63	female	nonsmoker
28	21	35	premie	9	15	5.5	female	smoker
22	20	32	premie	5	40	2.69	male	smoker
36	25	40	full term	13	34	8.75	female	nonsmoker
27	19	32	premie	5	32	6.5	female	nonsmoker
35	34	40	full term	15	20	7.44	male	nonsmoker
25	19	41	full term	13	47	8.38	male	smoker
36	33	38	full term	10	20	6	male	nonsmoker
27	27	39	full term	11	5	7.81	male	smoker
24	23	38	full term	13	22	7.81	female	nonsmoker
33	40	36	premie	13	23	7.81	female	nonsmoker
NA	23	40	full term	10	30	7.31	male	nonsmoker
28	27	33	premie	6	18	4.75	male	smoker
25	22	34	premie	10	20	3.75	male	nonsmoker
35	31	37	full term	12	37	8.06	female	nonsmoker
NA	38	32	premie	10	16	2.19	female	smoker
NA	26	42	full term	15	30	7.38	male	smoker
29	30	39	full term	10	43	6.88	female	nonsmoker
24	22	40	full term	16	34	6.88	female	smoker
25	25	38	full term	19	13	7.63	female	nonsmoker
34	33	43	full term	13	25	9.13	male	smoker
NA	20	39	full term	15	70	7.38	female	smoker
NA	28	37	full term	13	35	8.25	female	nonsmoker
28	26	39	full term	15	45	7.19	female	nonsmoker
27	27	39	full term	14	31	7.56	female	nonsmoker
NA	21	36	premie	15	10	6.81	male	nonsmoker
NA	24	38	full term	16	50	3.75	female	nonsmoker
NA	25	38	full term	11	27	8.75	male	nonsmoker
33	30	37	full term	10	57	6.56	male	nonsmoker
27	25	40	full term	11	26	7.44	male	nonsmoker
NA	25	39	full term	5	37	6	female	smoker
29	21	39	full term	18	13	7.75	female	nonsmoker
33	30	39	full term	9	42	7.81	male	smoker
NA	24	39	full term	6	30	6.13	female	smoker
NA	23	42	full term	9	22	8.81	male	nonsmoker
29	26	39	full term	14	65	7.75	female	smoker
35	28	38	full term	10	25	6.88	male	nonsmoker
27	22	35	premie	12	30	4.69	male	nonsmoker
33	25	35	premie	15	18	6.75	male	nonsmoker
27	22	39	full term	12	30	6.94	female	smoker
30	25	35	premie	15	40	4.5	male	smoker
NA	23	44	full term	4	55	8.13	female	smoker
21	22	40	full term	10	85	5.81	male	nonsmoker
NA	32	37	full term	8	30	6.81	female	nonsmoker
34	34	38	full term	11	23	7.25	male	nonsmoker
22	22	39	full term	14	29	7.19	female	nonsmoker
35	31	40	full term	10	45	8	female	nonsmoker
25	26	39	full term	12	40	8.38	male	nonsmoker
22	26	39	full term	12	31	7.31	male	smoker
22	34	39	full term	12	57	9.69	male	nonsmoker
40	40	38	full term	13	38	7.31	male	nonsmoker
24	18	37	full term	8	25	6.19	male	smoker
42	38	41	full term	15	35	10.13	female	nonsmoker
30	28	39	full term	13	0	7.5	female	nonsmoker
35	31	40	full term	15	32	6.25	male	nonsmoker
39	27	39	full term	12	58	8.56	male	smoker
28	18	41	full term	10	11	6.5	female	nonsmoker
29	29	44	full term	12	51	8.5	male	nonsmoker
28	24	39	full term	11	NA	7.5	female	nonsmoker
33	35	38	full term	10	20	6.44	female	smoker
29	31	36	premie	8	42	5.94	male	smoker
19	20	34	premie	13	6	4.5	male	nonsmoker
NA	19	39	full term	11	48	8.38	female	smoker
43	31	41	full term	5	20	7.06	female	smoker
33	27	41	full term	15	38	7	male	smoker
27	21	41	full term	8	26	5.94	female	nonsmoker
29	30	39	full term	15	44	6.38	male	smoker
NA	20	37	full term	10	26	5.38	female	smoker
NA	16	40	full term	4	12	6	female	nonsmoker
34	34	37	full term	17	35	6.88	female	nonsmoker
26	26	41	full term	10	68	9.31	male	nonsmoker
22	22	40	full term	13	0	6.5	male	smoker
31	32	38	full term	6	27	6.75	female	nonsmoker
39	37	38	full term	5	45	5.13	male	nonsmoker
NA	37	38	full term	3	NA	7.5	male	smoker
34	36	38	full term	4	25	6.88	male	smoker
NA	32	33	premie	10	60	5.06	male	nonsmoker
30	24	41	full term	12	40	8.13	male	smoker
30	29	39	full term	14	30	5.38	male	nonsmoker
27	24	40	full term	11	8	7.69	female	nonsmoker
NA	23	41	full term	14	19	7.88	female	nonsmoker
24	21	41	full term	13	40	7.88	female	nonsmoker
34	29	39	full term	15	24	8.25	female	nonsmoker
32	25	41	full term	13	50	7.75	female	nonsmoker
26	25	40	full term	10	25	7	male	nonsmoker
NA	41	33	premie	13	0	5.69	female	nonsmoker
26	23	42	full term	14	23	6.75	male	nonsmoker
25	34	41	full term	10	35	8.19	female	nonsmoker
24	19	40	full term	12	36	8.19	male	nonsmoker
35	31	39	full term	15	35	7.44	male	nonsmoker
35	36	38	full term	18	37	8.25	male	nonsmoker
28	25	40	full term	7	31	9.19	male	nonsmoker
34	31	40	full term	14	44	7.5	female	nonsmoker
35	33	40	full term	16	30	6.81	male	nonsmoker
30	25	40	full term	12	35	8.13	male	nonsmoker
26	20	41	full term	16	21	6.31	female	smoker
24	22	39	full term	12	32	8.38	male	nonsmoker
NA	26	38	full term	14	40	8	male	smoker
34	27	39	full term	16	24	8.88	male	smoker
NA	20	40	full term	17	39	9.06	male	smoker
26	17	38	full term	11	30	9.5	female	nonsmoker
NA	18	40	full term	12	13	8.75	male	nonsmoker
34	33	39	full term	10	40	8.06	male	nonsmoker
20	23	39	full term	15	56	7.31	male	smoker
21	16	38	full term	15	75	7.56	female	smoker
22	20	38	full term	8	45	7.44	female	nonsmoker
32	35	38	full term	17	55	7.5	female	nonsmoker
37	35	40	full term	16	32	7.31	female	nonsmoker
36	30	39	full term	11	21	7.88	male	nonsmoker
31	23	44	full term	14	40	6.81	male	nonsmoker
20	20	37	full term	12	22	5.94	female	nonsmoker
46	39	38	full term	10	35	6.75	male	smoker
23	25	37	full term	8	53	7.69	female	nonsmoker
28	21	38	full term	12	40	7.38	male	nonsmoker
25	19	40	full term	16	37	7.94	male	smoker
NA	24	39	full term	8	22	5	female	smoker
17	20	39	full term	16	35	5.63	female	nonsmoker
27	23	43	full term	15	30	7.81	female	nonsmoker
33	27	41	full term	14	58	8	male	nonsmoker
NA	18	33	premie	7	40	1.69	male	smoker
26	23	38	full term	5	28	7.19	female	nonsmoker
37	33	36	premie	11	15	6.31	male	smoker
32	24	39	full term	8	23	6.88	female	smoker
24	22	42	full term	7	21	6.5	female	nonsmoker
17	17	29	premie	4	10	2.63	female	nonsmoker
18	15	37	full term	12	76	8.44	male	nonsmoker
24	20	41	full term	16	35	7.19	male	nonsmoker
NA	21	41	full term	12	32	8.38	male	nonsmoker
20	17	40	full term	17	38	7.19	male	nonsmoker
25	22	39	full term	12	27	6.31	female	smoker
33	33	38	full term	15	60	6.56	male	nonsmoker
23	21	40	full term	15	38	7.63	female	nonsmoker
36	28	39	full term	15	40	8.38	male	nonsmoker
31	29	41	full term	12	30	7.69	male	smoker
NA	23	36	premie	2	27	5.88	female	nonsmoker
NA	19	39	full term	7	0	7.31	male	smoker
47	24	40	full term	12	46	6.88	male	nonsmoker
NA	35	37	full term	10	25	5.63	male	smoker
30	29	38	full term	17	55	7	female	nonsmoker
NA	17	40	full term	15	20	7.63	female	nonsmoker
NA	37	39	full term	5	20	8.19	female	smoker
31	32	37	full term	12	22	6	female	nonsmoker
33	28	41	full term	10	30	8.13	male	nonsmoker
38	37	26	premie	5	25	3.63	male	nonsmoker