Figures & data
Notes: *Distinguishing statement significant at P<0.05; **distinguishing statement significant at P<0.01. Bold type indicates distinguishing statements for factor 1 compared with other factors (factor 2, 3 and 4).
Abbreviation: S, statement.
Abbreviation: S, statement.
Notes: *Distinguishing statement significant at P<0.05; **distinguishing statement significant at P<0.01. Bold type indicates distinguishing statements for factor 2 compared with other factors.
Abbreviation: S, statement.
Abbreviation: S, statement.
Notes: *Distinguishing statement significant at P<0.05; **distinguishing statement significant at P<0.01. Bold type indicates distinguishing statements for factor 3 compared with other factors.
Abbreviation: S, statement.
Abbreviation: S, statement.