Table 3 Mean comparison between health levels of elderly people with different smartphone usage ability
From: The effect of smartphones on the self-rated health levels of the elderly
Group | Number of samples | Mean | Standard deviation of health level |
|---|---|---|---|
Very poor | 38 | 1a | 0.000 |
Poor | 129 | 3.40ac | 0.775 |
Average | 14 | 3.57ab | 0.852 |
Strong | 398 | 3.49bc | 0.744 |
Very strong | 466 | 3.53b | 0.762 |