Table 3

Relationship of TDB to the morphological appearance of the filtering blebs determined based on the IBAGS

IBAGS gradenTDB (°C)p Value
Height (H)
    070.479 (0.434)
    1130.285 (0.198)0.2231*
    2120.454 (0.199)
    370.471 (0.152)
Extent (E)
    080.438 (0.418)
    190.344 (0.228)0.8453*
    2150.433 (0.214)
    370.386 (0.146)
Vascularity (V)
    080.462 (0.173)
    1130.469 (0.196)0.3183*
    280.269 (0.300)
    3100.385 (0.321)
Seidel test (S)
    0330.411 (0.263)0.7546†
    160.375 (0.219)
  • IBAGS, Indiana Bleb Appearance Grading Scale; TDB, temperature decrease in the filtering bleb.

  • Values are mean (SD).

  • *ANOVA; †Mann–Whitney U test.