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Table 4 Reproductive performance of female guinea pigs maintained on a control (n =10), high-PUFA (n = 8), or high-SFA (n = 10) diet

From: Reproductive performance and gestational effort in relation to dietary fatty acids in guinea pigs

Reproductive parameter Control PUFA SFA
Litter size1 3 (2–5)ab 3.5 (2–5)a 3 (1–3)b
Sex ratio2 0.56 (0.36, 0.76) 0.66 (0.44, 0.89) 0.68 (0.49, 0.88)
Gestation duration1 69 (67–70) 68 (64–69) 68 (67–73)
Total litter mass3 368.8 ± 29.1a 355.6 ± 32.5ab 260.6 ± 29.1b
Individual birth mass3 112.1 ± 3.8 102.3 ± 4.2 110.5 ± 4.0
Survival rate2 0.73 (0.47, 0.89) 0.89 (0.60, 0.98) 0.92 (0.58, 0.99)
  1. 1Data given as median and range; analysis via Kruskal-Wallis test
  2. 2Data given as (mean) effect size and lower and upper confidence limits; analysis via GLM with binomial link
  3. 3Data given as mean ± s.e.m; analysis via ANOVA or LME
  4. Different superscript letters indicate significant differences between single groups (P ≤ 0.05)