Submitted:
05 August 2026
Posted:
06 August 2026
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Abstract
Keywords:
1. Introduction
2. Theoretical Background and Hypotheses
2.1. Restorative Experience in Wellness Tourism
2.2. Nature-Directed Attention as Experience Design
2.3. The Role of Active Control
2.4. Hypotheses
3. Materials and Methods
3.1. Analytical Scope and Relationship to the Earlier Companion Publication
3.2. Setting, Participants, Random Allocation, and Analytic Sample
| Study phase | Number of participants |
| Contacted hotel guests | 176 |
| Expressed initial interest | 142 |
| Entered screening | 128 |
| Excluded before inclusion | 8 |
| Included and randomised | 120 |
| Initially allocated to each of four conditions | 30 per condition |
| Completed programme - cloud noticing | 29 |
| Completed programme - forest therapy elements | 28 |
| Completed programme - active control | 27 |
| Completed final evaluation - standard stay | 30 |
| Total final evaluation sample in parent study | 114 |
| Present matched pre-post companion sample | 84 |
| Serious adverse events | 0 |
3.3. Intervention Conditions and Standardisation
3.3.1. Cloud-Noticing Condition
3.3.2. Forest-Therapy-Elements Condition
3.3.3. Active-Control Condition
3.4. Measures Used in This Companion Analysis
3.5. Physiological Measurements and Data Collection
3.6. Statistical Analysis
3.7. Ethical Considerations
4. Results
4.1. Participant Characteristics
4.2. Primary Psychological Outcomes
4.3. Distinct Experiential Profiles
4.4. Perceived Stress, Nature Connectedness, and Physiological Indicators
| Outcome | Group | Baseline M (SD) | Final M (SD) | Mean change | Standardised change d |
| PSS | Cloud noticing (n = 29) | 19.8 (5.4) | 16.7 (5.2) | -3.1 | 0.58 |
| PSS | Forest therapy elements (n = 28) | 20.2 (5.7) | 17.1 (5.4) | -3.1 | 0.56 |
| PSS | Active control (n = 27) | 19.5 (5.1) | 18.2 (5.0) | -1.3 | 0.26 |
| Nature connectedness | Cloud noticing (n = 29) | 3.4 (0.7) | 3.8 (0.7) | +0.4 | 0.57 |
| Nature connectedness | Forest therapy elements (n = 28) | 3.3 (0.7) | 3.9 (0.6) | +0.6 | 0.92 |
| Nature connectedness | Active control (n = 27) | 3.4 (0.6) | 3.5 (0.7) | +0.1 | 0.15 |
| Outcome | Group | Baseline M (SD) | Final M (SD) | Mean change | Standardised change d |
| Resting heart rate | Cloud noticing (n = 29) | 76.2 (9.1) | 71.4 (8.5) | -4.8 | 0.55 |
| Resting heart rate | Forest therapy elements (n = 28) | 75.8 (8.7) | 71.5 (8.2) | -4.3 | 0.51 |
| Resting heart rate | Active control (n = 27) | 76.5 (8.9) | 74.6 (8.6) | -1.9 | 0.22 |
| Systolic blood pressure | Cloud noticing (n = 29) | 128.4 (12.8) | 122.8 (11.9) | -5.6 | 0.45 |
| Systolic blood pressure | Forest therapy elements (n = 28) | 127.9 (13.1) | 122.8 (12.4) | -5.1 | 0.40 |
| Systolic blood pressure | Active control (n = 27) | 128.1 (12.6) | 126.0 (12.2) | -2.1 | 0.17 |
| Diastolic blood pressure | Cloud noticing (n = 29) | 81.6 (8.4) | 78.2 (7.9) | -3.4 | 0.42 |
| Diastolic blood pressure | Forest therapy elements (n = 28) | 81.9 (8.1) | 78.7 (7.8) | -3.2 | 0.40 |
| Diastolic blood pressure | Active control (n = 27) | 82.0 (8.3) | 80.7 (8.1) | -1.3 | 0.16 |
4.5. Environmental Conditions and Acceptability
| Indicator | Cloud noticing M (SD) | Forest therapy elements M (SD) | Active control M (SD) |
| Steps during programme | 312 (95) | 428 (120) | 295 (88) |
| Air temperature, °C | 22.4 (1.2) | 22.1 (1.3) | 22.3 (1.1) |
| Subjective noise/disturbance, 1-5 | 1.6 (0.6) | 1.7 (0.7) | 1.8 (0.7) |
| Sky visibility, 1-5 | 4.6 (0.5) | 3.2 (0.8) | 3.4 (0.7) |
| Sun exposure, 1-5 | 2.8 (0.7) | 2.5 (0.6) | 2.6 (0.7) |
| Indicator | Cloud noticing M (SD) | Forest therapy elements M (SD) | Active control M (SD) |
| Clarity of instructions | 4.6 (0.5) | 4.7 (0.5) | 4.4 (0.6) |
| Comfort during participation | 4.5 (0.6) | 4.7 (0.5) | 3.8 (0.8) |
| Appropriateness of duration | 4.3 (0.7) | 4.4 (0.6) | 4.0 (0.7) |
| Subjective usefulness | 4.4 (0.6) | 4.5 (0.6) | 3.4 (0.8) |
| Willingness to participate again | 4.5 (0.6) | 4.6 (0.5) | 3.5 (0.9) |
| Measurement burden | 2.0 (0.8) | 2.1 (0.7) | 2.2 (0.8) |
5. Discussion
5.1. Principal Findings
5.2. Implications for Tourism Experience and Resort Service Design
5.3. Relationship to the Published Companion Evidence
5.4. Limitations and Future Research
6. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
Acknowledgments
References
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| Characteristic |
Cloud noticing (n = 29) |
Forest therapy elements (n = 28) |
Active control (n = 27) |
| Age, M (SD) | 47.9 (10.7) | 49.2 (11.4) | 48.7 (10.8) |
| Women, n (%) | 18 (62.1) | 17 (60.7) | 17 (63.0) |
| Men, n (%) | 11 (37.9) | 11 (39.3) | 10 (37.0) |
| Higher education, n (%) | 20 (69.0) | 19 (67.9) | 17 (63.0) |
| Previous experience with wellness practices, n (%) | 12 (41.4) | 11 (39.3) | 10 (37.0) |
| Previous experience with guided nature activities, n (%) | 9 (31.0) | 10 (35.7) | 8 (29.6) |
| Time in nature at least once per week, n (%) | 16 (55.2) | 15 (53.6) | 14 (51.9) |
| Main reason for stay: rest/wellness, n (%) | 23 (79.3) | 22 (78.6) | 21 (77.8) |
| Expected usefulness of programme, M (SD) | 4.1 (0.6) | 4.0 (0.7) | 3.8 (0.7) |
| Outcome | Group | Baseline M (SD) | Final M (SD) | Mean change | Standardised change d |
| STAI-S | Cloud noticing (n = 29) | 42.1 (8.7) | 34.8 (7.9) | -7.3 | 0.88 |
| STAI-S | Forest therapy elements (n = 28) | 41.8 (8.4) | 35.6 (8.1) | -6.2 | 0.75 |
| STAI-S | Active control (n = 27) | 42.5 (8.9) | 39.4 (8.6) | -3.1 | 0.35 |
| PANAS positive affect | Cloud noticing (n = 29) | 28.4 (6.2) | 34.2 (6.5) | +5.8 | 0.91 |
| PANAS positive affect | Forest therapy elements (n = 28) | 27.9 (6.5) | 32.8 (6.1) | +4.9 | 0.78 |
| PANAS positive affect | Active control (n = 27) | 28.1 (6.3) | 30.0 (6.4) | +1.9 | 0.30 |
| PANAS negative affect | Cloud noticing (n = 29) | 20.6 (5.8) | 15.4 (5.1) | -5.2 | 0.95 |
| PANAS negative affect | Forest therapy elements (n = 28) | 21.1 (5.6) | 16.3 (5.2) | -4.8 | 0.89 |
| PANAS negative affect | Active control (n = 27) | 20.8 (5.7) | 18.9 (5.5) | -1.9 | 0.34 |
| Subjective restoration | Cloud noticing (n = 29) | 3.1 (0.8) | 4.3 (0.6) | +1.2 | 1.67 |
| Subjective restoration | Forest therapy elements (n = 28) | 3.0 (0.7) | 4.4 (0.5) | +1.4 | 2.30 |
| Subjective restoration | Active control (n = 27) | 3.0 (0.8) | 3.5 (0.7) | +0.5 | 0.67 |
| Outcome | Group comparison | Difference in change | Hedges g | 95% CI |
| STAI-S | Cloud noticing vs active control | -4.2 | -0.50 | -0.91 to -0.10 |
| STAI-S | Forest therapy elements vs active control | -3.1 | -0.38 | -0.78 to 0.02 |
| STAI-S | Cloud noticing vs forest therapy elements | -1.1 | -0.13 | -0.51 to 0.25 |
| PANAS positive affect | Cloud noticing vs active control | +3.9 | 0.61 | 0.20 to 1.02 |
| PANAS positive affect | Forest therapy elements vs active control | +3.0 | 0.47 | 0.07 to 0.87 |
| PANAS positive affect | Cloud noticing vs forest therapy elements | +0.9 | 0.14 | -0.24 to 0.52 |
| PANAS negative affect | Cloud noticing vs active control | -3.3 | -0.59 | -1.00 to -0.18 |
| PANAS negative affect | Forest therapy elements vs active control | -2.9 | -0.52 | -0.92 to -0.11 |
| PANAS negative affect | Cloud noticing vs forest therapy elements | -0.4 | -0.07 | -0.45 to 0.31 |
| Subjective restoration | Cloud noticing vs active control | +0.7 | 0.94 | 0.50 to 1.37 |
| Subjective restoration | Forest therapy elements vs active control | +0.9 | 1.20 | 0.74 to 1.66 |
| Subjective restoration | Cloud noticing vs forest therapy elements | -0.2 | -0.28 | -0.67 to 0.10 |
| Experiential indicator | Cloud noticing M (SD) | Forest therapy elements M (SD) | Active control M (SD) |
| Awe | 4.4 (0.6) | 3.7 (0.7) | 2.9 (0.8) |
| Mental spaciousness | 4.5 (0.5) | 3.8 (0.7) | 3.0 (0.8) |
| Perspective distancing | 4.2 (0.7) | 3.6 (0.8) | 2.8 (0.8) |
| Sensory immersion | 3.8 (0.7) | 4.5 (0.5) | 3.1 (0.8) |
| Bodily presence | 3.7 (0.8) | 4.4 (0.6) | 3.0 (0.8) |
| Grounding | 3.6 (0.8) | 4.5 (0.5) | 3.1 (0.7) |
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