| Measurement method | ||
---|---|---|---|
Edge detection | Manual caliper | ||
Inter-operator reliability - same reader using cineloops from different ultrasound operators | |||
n = 30 | ICC 0.84 (95% CI 0.67, 0.92) | n = 30 | ICC 0.87 (95% CI 0.73, 0.94) |
mean diff 10 μm (95% LOA −39, 59) | mean diff 0.8 μm (95% LOA −50.2, 51.8) | ||
Inter-reader reliability - two readers using same ultrasound images | |||
n = 20 | ICC 0.92 (95% CI 0.82, 0.97) | n = 290 | ICC 0.84 (95% CI 0.80, 0.87) |
mean diff 2 μm (95% LOA −45.0, 49.0) | mean diff 5 μm (95% LOA −51.8, 61.8) | ||
Intra-reader reliability - same ultrasound images read twice by the same reader | |||
n = 20 | ICC 0.90 (95% CI 0.76, 0.96) | N/A (all read by both readers) | |
 | mean diff 1.5 μm (95% LOA −45.5, 48.5) |  |