Table:
Strains	REP-PCR group	Colistin + sulbactam	Colistin + fosfomycin
FICI(Col)	FICI(Sul)	ΣFICI (Col + Sul)	Interpretation(Col + Sul)	FICI(Col)	FICI(Fos)	ΣFICI (Col + Fos)	Interpretation(Col + Fos)
AB 1	A	0.06	2	2.06	Indifference	0.5	0.5	1	Additive
AB 2	A	0.25	0.5	0.75	Additive	0.5	0.13	0.63	Additive
AB 4	A	0.13	0.25	0.38	Synergism	0.5	0.25	0.75	Additive
AB 6	A	0.5	0.06	0.56	Additive	0.5	0.25	0.75	Additive
AB 7	A	0.25	0.25	0.5	Synergism	0.25	0.13	0.38	Synergism
AB 13	A	0.13	0.5	0.63	Additive	0.13	1	1.13	Indifference
AB 14	A	0.5	0.5	1	Additive	0.5	0.5	1	Additive
AB 15	A	0.03	1	1.03	Indifference	0.13	0.25	0.38	Synergism
AB 3	B	0.5	0.5	1	Additive	1	0.25	1.25	Indifference
AB 5	C	0.13	1.0	1.13	Indifference	0.25	0.25	0.5	Synergism
AB 8	D	0.06	1	1.06	Indifference	0.25	0.5	0.75	Additive
AB 9	E	0.008	1	1.01	Indifference	0.03	0.25	0.28	Synergism
AB 10	F	0.004	2	2.00	Indifference	0.02	1	1.02	Indifference
AB 11	G	1	0.004	1.004	Indifference	0.01	1	1.01	Indifference
AB 12	H	0.06	0.5	0.56	Additive	0.25	0.5	0.75	Additive

Parse the photo content behind with markdown code: | <ROWSPAN=2> Strains | <ROWSPAN=2> REP-PCR group | <COLSPAN=4> Colistin + sulbactam | <COLSPAN=4> Colistin + fosfomycin | 
 | FICI(Col) | FICI(Sul) | ΣFICI (Col + Sul) | Interpretation(Col + Sul) | FICI(Col) | FICI(Fos) | ΣFICI (Col + Fos) | Interpretation(Col + Fos) | 
 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | 
 | AB 1 | A | 0.06 | 2 | 2.06 | Indifference | 0.5 | 0.5 | 1 | Additive | 
 | AB 2 | A | 0.25 | 0.5 | 0.75 | Additive | 0.5 | 0.13 | 0.63 | Additive | 
 | AB 4 | A | 0.13 | 0.25 | 0.38 | Synergism | 0.5 | 0.25 | 0.75 | Additive | 
 | AB 6 | A | 0.5 | 0.06 | 0.56 | Additive | 0.5 | 0.25 | 0.75 | Additive | 
 | AB 7 | A | 0.25 | 0.25 | 0.5 | Synergism | 0.25 | 0.13 | 0.38 | Synergism | 
 | AB 13 | A | 0.13 | 0.5 | 0.63 | Additive | 0.13 | 1 | 1.13 | Indifference | 
 | AB 14 | A | 0.5 | 0.5 | 1 | Additive | 0.5 | 0.5 | 1 | Additive | 
 | AB 15 | A | 0.03 | 1 | 1.03 | Indifference | 0.13 | 0.25 | 0.38 | Synergism | 
 | AB 3 | B | 0.5 | 0.5 | 1 | Additive | 1 | 0.25 | 1.25 | Indifference | 
 | AB 5 | C | 0.13 | 1.0 | 1.13 | Indifference | 0.25 | 0.25 | 0.5 | Synergism | 
 | AB 8 | D | 0.06 | 1 | 1.06 | Indifference | 0.25 | 0.5 | 0.75 | Additive | 
 | AB 9 | E | 0.008 | 1 | 1.01 | Indifference | 0.03 | 0.25 | 0.28 | Synergism |


 | AB 10 | F | 0.004 | 2 | 2.00 | Indifference | 0.02 | 1 | 1.02 | Indifference | 
 | AB 11 | G | 1 | 0.004 | 1.004 | Indifference | 0.01 | 1 | 1.01 | Indifference | 
 | AB 12 | H | 0.06 | 0.5 | 0.56 | Additive | 0.25 | 0.5 | 0.75 | Additive |