Table. Park Visitation, Physical Activity, and Park Perceptions Among 77 Respondents to a Preintervention Survey and Postintervention Survey in Park Hop, Greenville County, South Carolina, 2014a .
| Variable | Mean (Standard Deviation) |
Difference Between Preintervention and Postintervention |
||
|---|---|---|---|---|
| Pre | Post | t | P Valueb | |
| Park visits per month (previous 30 days) | 5.0 (4.2) | 6.1 (4.2) | 1.97 | .05 |
| Time spent during last park visit (min) | 128 (68.3) | 114 (76.7) | −1.21 | .23 |
| Percentage of time spent in physical activity during last park visit | 77 (26) | 87 (17) | 2.85 | .006 |
| Perception of safety of parksc | 4.3 (0.5) | 4.4 (0.6) | 0.75 | .45 |
| Perception of quality of parksd | 4.4 (0.8) | 4.5 (0.6) | 1.03 | .31 |
| Perception of quality of park amenitiesd | 3.5 (0.9) | 4.3 (0.6) | 6.83 | <.001 |
| Perception of child enjoyment of parkse | 4.8 (0.4) | 4.9 (0.4) | −0.63 | .53 |
Respondents were the parents or guardians of children and adolescents participating in Park Hop. Of 746 registered participants, 278 completed the preintervention survey and 122 completed the postintervention survey. Pre- and postintervention surveys were matched for 77 participants by using a date of birth for the child or adolescent and the email address of the parent or guardian.
All P values obtained by using independent-samples t tests.
Measured with 1 item rated on a scale of 1 (very unsafe) to 5 (very safe).
Measured with 1 item rated on a scale of 1 (poor) to 5 (excellent).
Measured with 1 item asking parents or guardians to rate on a scale of 1 (strongly disagree) to 5 (strongly agree) their agreement with the following statement: “My child enjoys parks in Greenville County.”