Table 1.
|
Chemical (%) | Total (%)
|
||
---|---|---|---|---|
− | → | ↔ | ||
Electrical − | 4 (17) | 5 (22) | 0 (0) | 9 (39) |
Electrical + | 1 (4) | 3 (13) | 10 (44) | 14 (61) |
Total | 5 (22) | 8 (35) | 10 (43) | 23 (100) |
Electrical −, absence of electrical connection; Electrical +, presence of electrical connection; Chemical, chemical connection; →, unidirectional chemical connection; ↔, reciprocal or bidirectional chemical connection.