Data Type | Data Completiona | Total Sample (n = 623) | No/Some Baseline Depression Symptoms (n = 245) | High Baseline Depression Symptoms (n = 378) | X2 (P value) |
---|---|---|---|---|---|
 |  | N (%) | N (%) | N (%) |  |
Heart Rate | Any data | 588 (94.4) | 229 (93.4) | 359 (95.0) | Â |
No data | 35 (5.6) | 16 (6.5) | 19 (5.0) | Â | |
0–25% | 103 (16.5) | 30 (12.2) | 73 (19.3) | 5.7 (0.13) | |
26–50% | 83 (13.3) | 32 (13.1) | 51 (13.5) |  | |
51–75% | 111 (17.8) | 47 (19.2) | 64 (16.9) |  | |
76 + % | 326 (52.2) | 136 (55.1) | 190 (50.6) |  | |
Steps | Any data | 587 (94.2) | 229 (93.4) | 358 (94.7) | Â |
No data | 36 (6.8) | 16 (6.6) | 20 (5.3) | Â | |
0–25% | 120 (19.3) | 38 (15.5) | 82 (21.7) | 6.5 (0.09) | |
26–50% | 88 (14.1) | 30 (12.2) | 58 (15.3) | ||
51–75% | 116 (18.6) | 46 (18.8) | 70 (18.5) | ||
76 + % | 299 (48.0) | 131 (53.5) | 168 (44.4) | ||
Sleep (Classic)b | Any data | 543 (87.2) | 214 (87.3) | 329 (87.0) | |
No data | 80 (12.8) | 31 (12.7) | 49 (13.0) | Â | |
0–25% | 485 (77.8) | 200 (81.6) | 285 (75.3) | 3.9 (0.28) | |
26–50% | 98 (15.7) | 33 (13.5) | 65 (17.2) |  | |
51–75% | 38 (6.1) | 11 (4.5) | 27 (7.1) |  | |
76 + % | 2 (0.3) | 1 (0.4) | 1 (0.3) |  | |
Sleep Stages | Any data | 536 (86.0) | 213 (86.9) | 323 (85.4) | Â |
No data | 87 (14.0) | 32 (13.1) | 55 (14.6) | Â | |
0–25% | 212 (34.0) | 80 (32.7) | 132 (34.9) | 2.3 (0.52) | |
26–50% | 134 (21.5) | 58 (23.7) | 76 (20.1) |  | |
51–75% | 152 (24.4) | 63 (25.7) | 89 (23.5) |  | |
76 + % | 125 (20.1) | 44 (18.0) | 81 (21.4) |  | |
Activity | Any data | 580 (93.1) | 226 (92.2) | 354 (93.7) | Â |
No data | 43 (6.9) | 19 (7.8) | 24 (6.3) | Â | |
0–25% | 358 (57.5) | 126 (51.4) | 232 (61.4) | 14.1 (0.002) | |
26–50% | 143 (23.0) | 53 (51.6) | 90 (23.8) |  | |
51–75% | 88 (14.1) | 48 (19.6) | 40 (10.6) |  | |
76 + % | 34 (5.5) | 18 (9.4) | 16 (4.2) |  | |
Calorie intakec | Any data | 580 (93.1) | 224 (91.4) | 356 (94.2) | Â |
No data | 43 (6.9) | 21 (8.6) | 22 (5.8) | 4.57 (0.21) | |
0–25% | 122 (19.6) | 40 (16.3) | 82 (21.7) |  | |
26–50% | 87 (19.6) | 31 (12.7) | 56 (14.8) |  | |
51–75% | 113 (18.1) | 44 (18.0) | 69 (18.3) |  | |
76 + % | 301 (48.3) | 130 (53.1) | 171 (45.2) |  |