Table 1.
Patient demographics and Fitbit step counts
| Variable | 2019 | 2020 | P value |
|---|---|---|---|
| N | 83 | 82 | 0.938 |
| Age | 13.0 ± 2.3 | 13.2 ± 2.3 | 0.711 |
| Male | 48 (58%) | 43 (52) | 0.589 |
| Diagnosis | 0.983 | ||
| Coarctation of the aorta | 21 (25%) | 22 (27%) | |
| Tetralogy of Fallot | 23 (28%) | 22 (27%) | |
| Transpositon of the great arteries | 17 (21%) | 18 (22%) | |
| Fontan circulation | 22 (27%) | 20 (24%) | |
| Step counts | |||
| Week 1 | (n = 46) 7598 ± 3345 | (n = 59) 7564 ± 3838 | 0.961 |
| Week 2 | (n = 51) 9130 ± 3042 | (n = 60) 9300 ± 4187 | 0.806 |
| Week 3 | (n = 58) 8880 ± 3494 | (n = 58) 8057 ± 3683 | 0.220 |
| Week 4 | (n = 49) 9026 ± 2860 | (n = 54) 9287 ± 4237 | 0.712 |
| Week 5 | (n = 48) 8969 ± 3561 | (n = 49) 9479 ± 4259 | 0.523 |
| Week 6 | (n = 49) 8732 ± 3008 | (n = 53) 9459 ± 3941 | 0.295 |
| Week 7 | (n = 48) 9147 ± 3705 | (n = 53) 8953 ± 4162 | 0.805 |
| Week 8 | (n = 52)8550 ± 3095 | (n = 59)9447 ± 4095 | 0.193 |
| Week 9 | (n = 57) 9154 ± 3253 | (n = 59) 9635 ± 3616 | 0.452 |
| Week 10 | (n = 58) 9924 ± 3676 | (n = 63) 10,079 ± 3930 | 0.823 |
| Week 11 | (n = 54) 10,098 ± 3752 | (n = 61) 10,329 ± 3958 | 0.749 |
| Week 12 | (n = 48) 9008 ± 4110 | (n = 53) 8048 ± 4162 | 0.244 |
| Week 13 | (n = 51) 8240 ± 4297 | (n = 50) 6474 ± 3468 | 0.025∗ |
| Weekday | 8409 ± 4143 | 6417 ± 3442 | 0.015∗ |
| Weekend | 8338 ± 4830 | 7540 ± 4161 | 0.427 |
| Week 14 | (n = 61) 10,005 ± 4544 | (n = 43) 7569 ± 4742 | 0.010∗ |
| Weekday | 10,657 ± 4404 | 7362 ± 4419 | 0.001∗ |
| Weekend | 9239 ± 5298 | 8508 ± 8801 | 0.608 |
Results are reported as n (%) or mean ± SD. Weeks run Monday to Sunday. Week 1 in 2019 began on December 31, 2018, and in 2020 on December 30, 2019.
∗
Significant difference.