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Mean scores and standard deviations for satisfaction variables by time
| Baseline | DPUO 6 months | DPUO 12 months | Follow-up | |
|---|---|---|---|---|
| Overall experience | 4.6 (0.80) | 4.67 (0.68) | 4.71 (0.75) | 4.70 (0.69) |
| Orang-utan activity | 4.18 (1.10) | 4.41 (0.93) | 4.59 (0.76) | 4.43 (0.86) |
| Size and features of the exhibit | 4.45 (0.93) | 4.62 (0.77) | 4.76 (0.52) | 4.71 (0.64) |
