Characteristic | 6 months N = 833 | 12 months N = 410 | 18 months N = 159 | 24 months N = 39 |
---|---|---|---|---|
Holes (size categories 1–4), n (%) | 298 (35.8) | 204 (49.8) | 107 (67.3) | 31 (79.5) |
Mean (SD) number of holes | ||||
Lower half segment of nets | 3.7 (12.7) | 4.2 (12.0) | 5.7 (13.3) | 4.4 (6.6) |
Upper half segment of nets | 2.1 (8.1) | 2.2 (4.6) | 3.7 (8.1) | 5 (9.2) |
Roof segment of nets | 1.2 (4.9) | 1.8 (4.6) | 2.6 (4.5) | 3.3 (3.8) |
GM pHI (95% CI)a | 216 (167–279) | 251 (195–323) | 316 (234–427) | 211 (117–378) |
Median pHI (IQR)a | 270 (48–993) | 275 (88–843) | 422 (173–775) | 296 (77–604) |