. | . | No. of stable communities (/100) . | No. of average communities (/100) . | No. of unstable communities (/100) . | χ2p (2 d.f.) . |
---|---|---|---|---|---|
Control | Prospective | 30 | 60 | 10 | |
Retrospective | 29 | 64 | 7 | ||
Weak Press | Prospective* | 19 | 74 | 7 | 0.0166 |
Retrospective | 24 | 63 | 13 | 0.0493 | |
Weak Pulse | Prospective | 32 | 63 | 5 | 0.249 |
Retrospective | 34 | 63 | 3 | 0.206 | |
Strong Press | Prospective*** | 1 | 52 | 47 | 8.99 × 10−37 |
Retrospective*** | 0 | 41 | 59 | 1.06 ×10−92 | |
Strong Pulse | Prospective*** | 7 | 82 | 11 | 2.5 × 10−06 |
Retrospective*** | 15 | 67 | 18 | 5.6 × 10−06 |
. | . | No. of stable communities (/100) . | No. of average communities (/100) . | No. of unstable communities (/100) . | χ2p (2 d.f.) . |
---|---|---|---|---|---|
Control | Prospective | 30 | 60 | 10 | |
Retrospective | 29 | 64 | 7 | ||
Weak Press | Prospective* | 19 | 74 | 7 | 0.0166 |
Retrospective | 24 | 63 | 13 | 0.0493 | |
Weak Pulse | Prospective | 32 | 63 | 5 | 0.249 |
Retrospective | 34 | 63 | 3 | 0.206 | |
Strong Press | Prospective*** | 1 | 52 | 47 | 8.99 × 10−37 |
Retrospective*** | 0 | 41 | 59 | 1.06 ×10−92 | |
Strong Pulse | Prospective*** | 7 | 82 | 11 | 2.5 × 10−06 |
Retrospective*** | 15 | 67 | 18 | 5.6 × 10−06 |
Notes. Chi-square tests use Control values for expectation. No asterisk: not significant; *: 0.01 < p < 0.05; ***: p < 0.0001.