Agro-climatic areas

Average longevity of female (days)

Average longevity of male (days)

Average longevity (days)

Sahelian area

7.42 ± 1.34a

7.47 ± 1.46a

7.44 ± 1.39a

Sahelo-Sudanese area

7.52 ± 2.08a

7.65 ± 1.63b

7.58 ± 2.19b