All (n = 1648) No stress Fracture (n = 1229, 75%) Stress fracture (n = 419, 25%) p-value
Age, mean (SD) 40.1 (11.5) 40.6 (11.3) 38.9 (11.8) 0.01
Median (1st & 3rd quartile) 39.0 (31.0, 48.0) 40.0 (32.0, 48.0) 38.0 (28.0, 48.0) < 0.01
Height (in), mean (SD) 64.8 (3.1) 64.9 (3.1) 64.5 (3.0) 0.02
Median (1st & 3rd quartile) 65.0 (63.0, 67.0) 65.0 (63.0, 67.0) 64.8 (63.0, 67.0) 0.05
Weight (lbs), mean (SD) 141.0 (24.6) 142.9 (24.5) 135.3 (23.9) < 0.01
Median (1st & 3rd quartile) 137.0 (125.0, 155.0) 140.0 (125.0, 155.0) 130.0 (120.0, 145.0) < 0.01
Body Mass Index, mean (SD) 23.6 (4.1) 23.9 (4.0) 22.9 (4.4) < 0.01
Median (1st & 3rd quartile) 22.8 (20.8, 25.4) 23.0 (21.1, 25.8) 21.9 (20.1, 24.5) < 0.01
Race, n (%)
African American or Black 26 (1.6) 22 (1.8) 4 (1.0) 0.87
Asian or Pacific Islander 52 (3.2) 41 (3.3) 11 (2.6)
Caucasian or White 1453 (88.2) 1078 (87.8) 375 (89.5)
Hispanic/Latino 71 (4.3) 53 (4.3) 18 (4.3)
Mixed 34 (2.1) 26 (2.1) 8 (1.9)
Other 11 (0.7) 8 (0.7) 3 (0.7)
Education, n (%)
High school degree/equivalent or less 150 (9.1) 117 (9.5) 33 (7.9) 0.52
Associate or Bachelor’s degree 736 (44.7) 540 (44.0) 196 (46.9)
Master’s degree 508 (30.8) 386 (31.4) 122 (29.2)
Doctorate degree 251 (15.3) 184 (15.0) 67 (16.0)
Residence, n (%)
Urban 458 (27.8) 351 (28.6) 107 (25.5) 0.46
Suburban 923 (56.0) 674 (54.9) 249 (59.4)
Rural 238 (14.5) 181 (14.7) 57 (13.6)
Other 11 (0.7) 9 (0.7) 2 (0.5)