Table 3.
Descriptive characteristics of FFR visitors and non-visitors by FFR exposure measures.
| Buffer Distance, Tertiles of Exposure | N | No Reported Visits (n) | One or More Reported Visits (n) | p-Value 1 |
|---|---|---|---|---|
| FFR count 2 | ||||
| 21 m | 0.934 | |||
| 0–0.86 | 123 | 80 (30.4) | 43 (28.9) | |
| 0.86–1.71 | 140 | 88 (33.5) | 52 (34.9) | |
| 1.71–8.00 | 149 | 95 (36.1) | 54 (36.2) | |
| 100 m | 0.076 | |||
| 0–5.82 | 136 | 95 (36.1) | 41 (27.5) | |
| 5.82–9.14 | 137 | 89 (33.8) | 48 (32.2) | |
| 9.14–27.2 | 139 | 79 (30.0) | 60 (40.3) | |
| 500 m | 0.380 | |||
| 0–17.00 | 139 | 95 (36.1) | 44 (29.5) | |
| 17.00–28.40 | 133 | 83 (31.6) | 50 (33.6) | |
| 28.40–78.60 | 140 | 85 (32.3) | 55 (36.9) | |
| 1/2 mile | 0.385 | |||
| 1 to 23.00 | 138 | 91 (34.6) | 47 (31.5) | |
| 23.00–40.50 | 134 | 89 (33.8) | 45 (30.2) | |
| 40.50–115.00 | 140 | 83 (31.6) | 57 (38.3) | |
| Duration of exposure 3 | ||||
| 21 m | 0.009 | |||
| 00:00:00–00:00:09 | 136 | 99 (37.6) | 37 (24.8) | |
| 00:00:09–00:00:39 | 136 | 87 (33.1) | 49 (32.9) | |
| 00:00:39–00:12:54 | 140 | 77 (29.3) | 63 (42.3) | |
| 100 m | 0.001 | |||
| 00:00:00–00:08:58 | 136 | 100 (38.0) | 36 (24.2) | |
| 00:08:58–00:17:06 | 136 | 91 (34.6) | 45 (30.2) | |
| 00:17:06–03:10:00 | 140 | 72 (27.4) | 68 (45.6) | |
| 500 m | 0.188 | |||
| 00:00:00–00:57:06 | 136 | 92 (35.0) | 44 (29.5) | |
| 00:57:06–00:01:32 | 136 | 90 (34.2) | 46 (30.9) | |
| 00:01:32–08:20:00 | 140 | 81 (30.8) | 59 (39.6) | |
| 1/2 mile | 0.085 | |||
| 00:06:59–01:21:00 | 136 | 97 (36.9) | 39 (26.2) | |
| 01:21:00–02:08:00 | 136 | 82 (31.2) | 54 (36.2) | |
| 02:08:00–09:05:00 | 140 | 84 (31.9) | 56 (37.6) | |
| Weighted duration 3 | ||||
| 21 m | 0.006 | |||
| 00:00:00–00:00:09 | 136 | 97 (36.9) | 39 (26.2) | |
| 00:00:09–00:00:41 | 136 | 91 (34.6) | 45 (30.2) | |
| 00:00:41–00:12:54 | 140 | 75 (28.5) | 65 (43.6) | |
| 100 m | 0.001 | |||
| 00:00:00–00:11:24 | 136 | 101 (38.4) | 35 (23.5) | |
| 00:11:24–00:23.06 | 136 | 89 (33.8) | 47 (31.5) | |
| 00:23:06–03:14:00 | 140 | 73 (27.8) | 67 (45.0) | |
| 500 m | 0.290 | |||
| 00:00:00–02:59:00 | 136 | 93 (35.4) | 43 (28.9) | |
| 02:59:00–05:02:00 | 136 | 87 (33.1) | 49 (32.9) | |
| 05:02:00–32:00:00 | 140 | 83 (31.6) | 57 (38.3) | |
| ½ mile | 0.424 | |||
| 00:06:59–05:49:00 | 136 | 91 (34.6) | 45 (30.2) | |
| 05:49:00–10:26:00 | 136 | 81 (30.8) | 55 (36.9) | |
| 10:26:00–73:40:00 | 140 | 91 (34.6) | 49 (32.9) | |
1 Derived from chi-squared analysis; 2 Counts of fast food restaurants per day within buffer; 3 In hh:mm:ss format.