Table 1.
Participant Characteristics by Cohort
| International Physical Activity Questionnaire-Derived Physical Activity |
Accelerometry-Derived Physical Activity | |||||
|---|---|---|---|---|---|---|
| Characteristic |
Intraocular
Pressure |
OCT | Glaucoma |
Intraocular
Pressure |
OCT | Glaucoma |
| No. of patients | 94 206 | 36 274 | 86 803 | 27 777 | 9 991 | 23 556 |
| Age (yrs) | 56.5 ± 8.0 | 56.2 ± 8.2 | 56.6 ± 8.1 | 56.5 ± 7.8 | 56.4 ± 7.9 | 56.5 ± 7.9 |
| Sex | ||||||
| Male | 45 009 (48.0) | 17 627 (48.6) | 41 378 (47.7) | 12 259 (44.1) | 4 445 (44.5) | 10 231 (43.4) |
| Female | 48 739 (52.0) | 18 647 (51.4) | 45 425 (52.3) | 15 518 (55.9) | 5 546 (55.5) | 13 325 (56.7) |
| Ethnicity | ||||||
| White | 85 962 (91.3) | 33 180 (91.5) | 78 568 (90.6) | 26 377 (95.0) | 9 459 (94.7) | 22 230 (94.4) |
| Non-White | 8 244 (8.7) | 3 094 (8.5) | 8235 (9.5) | 1 400 (5.0) | 532 (5.3) | 1 326 (5.6) |
| Townsend deprivation index | −1.2 ± 2.9 | −1.1 ± 2.9 | −1.1 ± 3.0 | −1.4 ± 2.8 | −1.3 ± 2.8 | −1.3 ± 2.8 |
| Body mass index, kg/m2 | 27.2 ± 4.4 | 27.2 ± 4.4 | 27.2 ± 4.5 | 26.7 ± 4.3 | 26.7 ± 4.4 | 26.8 ± 4.4 |
| Smoking status | ||||||
| Never | 52 579 (55.8) | 19 870 (54.8) | 48 195 (55.5) | 15 906 (57.9) | 5615 (56.2) | 13 401 (56.9) |
| Former | 32 836 (34.9) | 12 882 (35.5) | 30 232 (34.8) | 9977 (36.0) | 3705 (37.1) | 8527 (36.2) |
| Current | 8791 (9.3) | 3522 (9.7) | 8376 (9.7) | 1894 (6.8) | 671 (6.7) | 1628 (6.9) |
| Alcohol status | ||||||
| Never | 4190 (4.5) | 1491 (4.1) | 4061 (4.7) | 841 (3.0) | 316 (3.2) | 50 (3.2) |
| Former | 3196 (3.4) | 1266 (3.5) | 3071 (3.5) | 760 (2.7) | 306 (3.1) | 670 (2.8) |
| Current | 86 820 (92.2) | 33 517 (92.4) | 79 671 (91.2) | 26 176 (94.2) | 9369 (93.8) | 22 136 (93.4) |
| Diabetes status | ||||||
| No | 89 322 (94.8) | 33 363 (95.2) | 82 108 (94.6) | 22 727 (96.4) | 9369 (96.5) | 22 662 (96.2) |
| Yes | 4884 (5.2) | 1674 (4.8) | 4695 (5.4) | 847 (3.6) | 352 (3.5) | 894 (3.8) |
| Systolic blood pressure (mmHg) | 137.0 ± 18.3 | 136.7 ± 18.3 | 137.0 ± 18.3 | 136.3 ± 18.0 | 136.2 ± 18.2 | 136.3 ± 18.1 |
| Spherical equivalent (D) | −0.39 ± 2.7 | −0.03 ± 1.9 | −0.39 ± 2.7 | −0.54 ± 2.8 | −0.14 ± 2.0 | −0.59 ± 2.8 |
| Height (cm) | 169.1 ± 9.2 | 169.4 ± 9.2 | 169.0 ± 9.2 | 169.2 ± 9.0 | 169.4 ± 9.0 | 169.1 ± 9.0 |
| IOP (mmHg) | 16.0 ± 3.3 | — | — | 16.1 (3.3) | — | — |
| Macular RNFL thickness (μm) | — | 28.9 ± 3.8 | — | — | 29.2 ± 3.8 | — |
| Macular GCIPL thickness (μm) | — | 75.2 ± 5.2 | — | — | 75.3 ± 5.2 | — |
| Glaucoma status | — | — | 1513 (1.7) | — | — | 429 (1.8) |
D = diopter; GCIPL = ganglion cell—inner plexiform layer; IOP = intraocular pressure; PA = physical activity; RNFL = retinal nerve fiber layer; — = not available.
Data are presented as no. (%) or mean ± standard deviation.