TABLE 3.

Summary statistics for GLS models

Model	Regression slopea (β1 ± SE)	Correlation (r)	Alpha
[H2S]50% on [S2−]env (μM)	0.10 ± 0.026*	0.83	8.2
[H2S]50% on [H2S]env (μM)	0.16 ± 0.060*	0.72	15.5
[H2S]50% on FI rise (ΔF s−1)	0.02 ± 0.188	0.03	15.5
[H2S]50% on FI time (s)	−41.1 ± 382.83	−0.04	15.5

^a*, slope was significantly different from zero.