| group | condition | fitness | t score | |
| attachment assay; attached sample | McCas-formate glass attached | -1.3 | -6.9 | compare |
| nitrogen source | Formate N-free with 2mM Adenosine | -1.3 | -6.0 | compare |
| attachment assay; attached sample | McCas-formate glass attached | -1.2 | -6.2 | compare |
| no stress control | McCas_formate_complete no stress control | +1.2 | +6.7 | compare |
| stress | McCas_formate_complete 3-nitroxypropanol 0.00078125 mM | +1.2 | +6.2 | compare |
| stress | McCas_formate_complete silver chloride 0.125 mM | +1.2 | +6.5 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 FREE | +1.3 | +9.3 | compare |
| rich t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 FREE | +1.3 | +10.4 | compare |
| no stress control | McCas_formate_complete no stress control | +1.3 | +8.5 | compare |
| rich t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 FREE | +1.3 | +10.3 | compare |
| stress | McCas_formate_complete 2,2-dibromo-2-cyanoacetamide 0.00833333333333333 mM | +1.3 | +4.1 | compare |
| no stress control | McCas_formate_complete no stress control | +1.3 | +8.3 | compare |
| stress | McCas_formate_complete Irgasan 0.0125 mM | +1.3 | +5.3 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 FREE | +1.3 | +10.3 | compare |
| rich t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 FREE | +1.4 | +11.0 | compare |
| stress | McCas_formate_complete Fluorophosphate 31.25 mM | +1.4 | +5.1 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 FREE | +1.4 | +11.5 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2 | +1.5 | +11.8 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2 | +1.7 | +11.9 | compare |
| stress | McCas_formate_complete phosphite 25 mM | +1.8 | +11.1 | compare |