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Table 8

Mean log(SFE) for different samples and measurements (only spiral galaxies, T ≥ 1).

Sample  ⟨ log(SFE) (yr-1) ⟩ 

HCGs –9.06  ±  0.051/–9.22  ±  0.062
CIGs –8.94  ±  0.031/–9.07  ±  0.042
HERACLES –9.233

Notes. 

(1)

Galaxies detected in both CO and FIR and galaxies detected in FIR but not in CO.

(2)

Galaxies detected in both CO and FIR and galaxies detected in CO but not in FIR.

(3)

From Bigiel et al. (2011). The 1σ standard deviation is 0.24 dex.

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