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Table 5 Summary of maize yield trend statistics by district in lower eastern Kenya (1979–2009)

From: Effects of climate variability on maize yield in the arid and semi arid lands of lower eastern Kenya

District Gradient (kg/ha/year) a-value (intercept) R 2 Sig Remarks
Machakos −58.5 47,336 0.12 0.065 Negative trend
Kitui −30.1 24,588 0.14 0.36 Negative trend
Mwingi −18.2 14,964 0.023 0.84 Negative trend
Makueni −21.8 17,855 0.031 0.286 Negative trend