Age in years, mean ± SD |
19 ± 6 |
19 ± 6 |
Average Daily Ambient Ultraviolet Radiation (UV; watt hours/m2), mean ± SD |
5,007 ± 187 |
5,019 ± 189 |
Age Category (years) |
|
|
<5 |
52(4) |
1,040(4) |
5-9 |
57(4) |
1,140(4) |
10-14 |
137(10) |
2,740(10) |
15-19 |
391(28) |
7,820(28) |
20-24 |
557(40) |
11,140(40) |
25-29 |
202(14) |
4,040(14) |
Sex, No. (%) |
|
|
Female |
862 (62) |
13,492(48) |
Male |
534 (38) |
14,429(52) |
Socioeconomic status quintiles, No. (%) |
|
|
Lowest |
183(13) |
6,408(23) |
Lower Middle |
265(19) |
6,695(24) |
Middle |
341(24) |
7,074(25) |
Upper Middle |
283(20) |
4,248(15) |
Highest |
323(23) |
3,426(12) |
Missing |
1 |
70 |
Race (Mother), No. (%) |
|
|
White |
1,350(97) |
22,534(81) |
Black |
8(1) |
2383(9) |
Asian/Pacific Islander |
27(2) |
2623(9) |
Other |
11(1) |
380(1) |
Hispanicity (Mother), No. (%) |
|
|
No |
1,276(91) |
17,846(64) |
Yes |
102(7) |
9,790(35) |
Unknown |
15(1) |
225(1) |
Missing |
3 |
60 |
Maternal Age (years), No. (%) |
|
|
<20 |
62 (4) |
3,118(11) |
20-34 |
1,146(82) |
22,024(79) |
≥35 |
184(13) |
2,704(10) |
Missing |
4 |
75 |
Gestational Age (weeks), No. (%) |
|
|
<33 |
11(1) |
547(2) |
33-36 |
75(6) |
2,078(8) |
37-42 |
1,169(88) |
22,204(85) |
>42 |
72(5) |
1,431(5) |
Missing |
69 |
1,661 |
Birth Weight Category (grams, g), No. (%) |
|
|
Low Birth Weight (LBW; <2500g) |
41(3) |
1,676(6) |
Normal Birth Weight (2500-4000g) |
1,141(82) |
23,014(82) |
High Birth Weight (HBW; >4000g) |
210(15) |
3,156(11) |
Missing |
4 |
75 |
Quartiles of UV, No. (%) |
|
|
Q1 (UV = 3912-4946) |
349(25) |
6,967(25) |
Q2 (UV > 4946 - 5036) |
348(25) |
7,015(25) |
Q3 (UV > 5036 - 5121) |
364(26) |
6,953(25) |
Q4 (UV = 5121-5752) |
334(24) |
6,921(25) |
Missing |
1 |
65 |