Table 3 Age estimation results for different age segments using a feedforward neural network on the de-noised ECG
From: Age estimation via electrocardiogram from smartwatches
Age segment (years) | No. of total records | MAE | SDAE | r |
|---|---|---|---|---|
1–5 | 14 | 16.84 | 15.87 | −0.56 |
6–10 | 10 | 2.85 | 3.84 | 0.60 |
11–15 | 19 | 0.84 | 0.43 | 0.85 |
16–20 | 24 | 0.86 | 0.46 | 0.82 |
21–25 | 14 | 1.18 | 0.86 | 0.57 |
26–30 | 17 | 1.05 | 0.89 | 0.72 |
31–35 | 25 | 1.10 | 0.64 | 0.84 |
36–40 | 22 | 1.54 | 1.69 | 0.62 |
41–45 | 15 | 1.09 | 0.75 | 0.80 |
46–50 | 6 | 2.45 | 1.24 | 0.26 |
51–55 | 16 | 3.48 | 1.09 | 0.77 |
56–60 | 10 | 1.79 | 2.73 | −0.27 |
61–65 | 9 | 1.15 | 1.17 | −0.49 |
66–70 | 5 | 15.30 | 11.04 | −0.24 |
71–75 | 11 | 1.22 | 0.48 | −0.08 |
76–80 | 3 | 6.25 | 4.74 | 0.90 |
Total | 220 | 2.93 | 6.2 | 0.94 |
