Summary of results comparing DIY stethoscope with conventional stethoscope
| DIY stethoscope | Conventional stethoscope | P value | |
| Loudness of sound | 8 (7–9) | 8 (7–8) | 0.0002 |
| Sound clarity | 8 (7–8) | 8 (7–8) | 0.152 |
| Loudness of noise | 3 (2–4) | 2 (1–2) | <0.0001 |
| Interference by noise | 2 (1–3.5) | 1 (1–2) | <0.0001 |
| Comfort | 8 (7–9) | 8 (7–8) | 0.1317 |
| Overall satisfaction | 8 (7–8) | 8 (7–9) | 0.1495 |
| Abnormal sounds identified, n (%) | 31/100 (31) | 31/100 (31) | Kappa=1 |
Values are median (IQR) unless indicated p value calculated using signed-rank analysis.
DIY, do-it-yourself.