|
| Criterion layer | Index layer | WeChat | Alipay | ZOA | ZARA | Mean value |
|
| Age-friendly indicators of visual experience (U1) | Color matching meets user preferences (U11) | 4.3882 | 3.9647 | 3.9882 | 3.6000 | 3.9853 |
| Font size meets user reading needs (U12) | 4.6471 | 4.2118 | 4.3294 | 4.0353 | 4.3059 |
| Font style meets user reading habits (U13) | 4.1765 | 4.0824 | 4.1765 | 4.2118 | 4.1618 |
| Icon layout is reasonable and orderly (U14) | 4.3176 | 3.5882 | 4.2118 | 4.0706 | 4.0471 |
| Interface element structure is hierarchical (U15) | 4.1059 | 3.8353 | 4.4118 | 3.4706 | 3.9559 |
|
| Age-friendly indicators of interaction experience (U2) | Convenience of handwritten interaction (U21) | 3.5529 | 2.5529 | 3.5059 | 2.3294 | 2.9853 |
| Convenience of voice interaction (U22) | 4.1412 | 3.0118 | 2.8588 | 3.3059 | 3.3294 |
| Error recovery capability (U23) | 3.0235 | 2.6118 | 2.5059 | 2.4353 | 2.6441 |
| Interaction fault tolerance (U24) | 2.9059 | 2.7529 | 2.9294 | 3.0118 | 2.9000 |
| Error operation correction capability (U25) | 3.0824 | 2.9647 | 2.5882 | 2.7529 | 2.8471 |
| Provision of misoperation guidance measures (U26) | 2.5529 | 2.5176 | 2.4000 | 4.2000 | 2.9176 |
|
| Age-friendly indicators of behavioral experience (U3) | Shallow structured navigation hierarchy (U31) | 4.7529 | 4.5647 | 4.6353 | 3.4941 | 4.3618 |
| Intuitive navigation layout (U32) | 4.2824 | 4.0118 | 4.0588 | 3.1294 | 3.8706 |
| Physical navigation icons (U33) | 4.4941 | 4.7294 | 4.7412 | 3.2353 | 4.3000 |
| Indicator-like navigation cues (U34) | 3.4118 | 3.6471 | 4.2353 | 4.1412 | 3.8588 |
| Tactile navigation buttons (U35) | 2.6353 | 2.6235 | 2.7529 | 2.2941 | 2.5764 |
| Highly fault-tolerant navigation buttons (U36) | 3.0000 | 3.0824 | 3.0353 | 2.2824 | 2.8500 |
|
| Age-friendly indicators of value experience (U4) | Feeling pleasant to use (U41) | 4.5294 | 3.7294 | 3.2824 | 2.9765 | 3.6294 |
| Satisfying social needs (U42) | 4.7647 | 4.2471 | 2.5294 | 2.7529 | 3.5735 |
| Contributing to emotional health (U43) | 4.2471 | 3.6824 | 2.2471 | 3.1176 | 3.3235 |
| Self-fulfillment (U44) | 4.4824 | 3.5176 | 3.2235 | 3.1059 | 3.5824 |
| Reducing loneliness (U45) | 4.5412 | 2.6824 | 3.1294 | 2.8824 | 3.3088 |
| Enhancing the sense of belonging (U46) | 3.9529 | 2.3529 | 2.3059 | 3.2824 | 2.9735 |
|
