Group | Sieve mesh size | ||||||
---|---|---|---|---|---|---|---|
8 mm | 4 mm | 2 mm | 1 mm | < 1 mm | |||
Case/ Control | Case | Mean | 4.0 | 10.3 | 20.9 | 11.5 | 53.4 |
SD | 2.93 | 4.95 | 5.98 | 8.18 | 14.50 | ||
Control | Mean | 3.6 | 11.0 | 22.0 | 11.4 | 52.1 | |
SD | 1.78 | 5.38 | 6.23 | 7.85 | 15.43 | ||
Sub-study | Sub-study I | Mean | 4.3 | 8.1 | 17.8 | 5.8 | 64.0 |
SD | 0.85 | 1.17 | 1.11 | 0.97 | 1.92 | ||
Sub-study II | Mean | 3.0 | 14.6 | 27.2 | 20.1 | 35.4 | |
SD | 3.59 | 6.32 | 6.35 | 6.23 | 8.21 | ||
p-value | Case/ Control | 0.83 | 0.41 | 0.30 | 0.95 | 0.18 | |
Sub-study | 0.59 | 0.05 | 0.005 | < 0.0001 | < 0.0001 |