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Table 1 Percentage Distribution of Couples by mean age of the Husband age, mean age of the Wife, mean spousal age difference according to domains of violence

From: Spousal age difference and associated predictors of intimate partner violence in Nigeria

Violence domain Experienced violence status Husband’s mean age F-value Wife’s mean age F-value Mean age difference F-value
Indicators \( \left(\overline{\mathrm{x}}\pm \upsigma \right) \) (p-value) \( \left(\overline{\mathrm{x}}\pm \upsigma \right) \) (p-value) \( \left(\overline{\mathrm{x}}\pm \upsigma \right) \) (p-value)
Total   36.3 ± 7.4   28.1 ± 7.1   8.20 ± 5.0  
IPV No 36.1 ± 7.4 4.138c 27.8 ± 7.2 27.124a 8.34 ± 5.1 18.284a
  Yes 36.6 ± 7.2 (0.042) 28.8 ± 6.7 (< 0.001) 7.72 ± 4.8 (< 0.001)
Emotional No 36.2 ± 7.5 0.912 27.9 ± 7.1 12.801a 8.30 ± 5.1 5.452c
  Yes 36.4 ± 7.0 (0.340) 28.7 ± 6.6 (< 0.001) 7.82 ± 5.0 (0.020)
Physical No 36.2 ± 7.4 5.888c 27.8 ± 7.1 36.715a 8.32 ± 5.1 8.349b
  Yes 36.8 ± 7.3 (0.150) 29.4 ± 6.8 (< 0.001) 7.56 ± 4.8 (0.002)
Sexual No 36.3 ± 7.4 0.367 28.1 ± 7.1 0.097 8.20 ± 5.1 0.650
  Yes 36.0 ± 7.4 (0.544) 27.9 ± 7.0 (0.755) 8.07 ± 4.7 (0.206)
  1. IPV Intimate partner violence
  2. aSignificant at 0.1%; bSignificant at 1.0%; cSignificant at 5.0%