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Table 4 Subjects distribution and statistical power assessed by Cohen’s d, Gates’ delta and Hedges’ g for evaluating the effect size on our sampling procedures. Describes the outputting Results

From: The influence of the rs1137101 genotypes of leptin receptor gene on the demographic and metabolic profile of normal Saudi females and those suffering from polycystic ovarian syndrome

Parameter Group SNP rs 1137101 Mean ± S.D. Cohen’s d effect size Gates’ delta Hedges’ g interaction r
BMI   AA AG GG d % of non overlap   N.
PCOS 30.0 ± 8.55 31.0 ± 15.62 32.5 ± 22.69 0.484528 0.1437 0.048298 31.68% small 11.06% small 3.72% small 0.503145 0.80402 0.048119 0.483966 0.141525 0.048304 0.235 0.072 0.024 AA AG GG
control 26.0 ± 7.95 29.4 ± 1.99 33.6 ± 22.86
W/H ratio PCOS 0.84 ± 0.114 0.87 ± 0.114 0.91 ± 0.33 0.803443 0.082545 0.491572 47.60% large 6.35% small 32.44% small 0.818182 0.058511 0.738636 0.802985 0.083939 0.487248 0.372 0.041 0.239 AA AG GG
control 0.75 ± 0.110 0.76 ± 1.88 0.78 ± 0.176
Cholesterol PCOS 4.50 ± 0.114 4.35 ± 2.51 4.50 ± 2.62 1.963678 0.315219 0.374844 82.06% large 22.38% small 25.68% small 1.409091 5.090909 0.58209 1.993963 0.310312 0.371382 0.712 0.155 0.184 AA AG GG
control 3.57 ± 0.66 3.79 ± 0.110 3.72 ± 1.34
Triglycerides PCOS 1.05 ± 0.57 1.34 ± 0.91 1.20 ± 1.60 0.432079 0.441714 0.180392 29.59% small 30.26% small 13.26% small 0.5 0.424242 0.242424 0.430339 0.442309 0.179118 0.212 0.216 0.090 AA AG GG
control 0.83 ± 0.44 0.92 ± 0.99 0.96 ± 0.99
Chol-HDL PCOS 1.12 ± 3.86 0.98 ± 0.34 1.07 ± 0.91 0.062058 0.537644 0.062902 4.78% small 35.48% medium 4.84% small 0.515152 0.415584 0.075758 0.061102 0.543535 0.062592 0.031 0.261 0.031 AA AG GG
control 1.29 ± 0.33 1.30 ± 0.77 1.12 ± 0.66
Chol-LDL PCOS 2.55 ± 1.03 2.56 ± 1.71 2.63 ± 1.82 0.94574 0.446357 0.580451 54.18% large 30.57% small 36.96% medium 1.116883 0.454545 0.664336 0.941487 0.446103 0.578266 0.460 0.219 0.278 AA AG GG
control 1.69 ± 0.77 1.81 ± 1.65 1.68 ± 1.43
Leptin PCOS 28.2 ± 19.0 29.8 ± 37.52 38.4 ± 67.61 0.310027 0.01059 0.022983 22.01% small 0.84% small 1.77% small 0.304569 0.009053 0.022356 0.310206 0.015693 0.023003 0.153 0.0053 0.011 AA AG GG
control 22.2 ± 19.7 29.3 ± 55.23 40.0 ± 71.57
Ghrelin PCOS 0.39 ± 0.22 0.38 ± 1.82 0.32 ± 1.48 0.57496 0.007646 0.018903 36.69% medium 5.89% small 1.46% small 0.909091 0.30303 0.090909 0.569518 0.007534 0.01862 0.275 0.0038 0.009 AA AG GG
control 0.49 ± 0.110 0.39 ± 0.33 0.30 ± 0.22
Insulin PCOS 110.8 ± 87.8 107.4 ± 122.8 92.6 ± 160.3 0.633596 0.255755 0.020043 40.49% medium 18.80% small 1.54% small 0.991011 0.328557 0.024247 0.627686 0.254158 0.019942 0.303 0.128 0.01 AA AG GG
control 66.7 ± 44.5 80.8 ± 80.96 95.4 ± 115.98
Fasting glucose PCOS 5.09 ± 0.68 5.07 ± 0.91 5.04 ± 1.63 0.695314 0.388114 0.013485 42.71% medium 26.59% small 1.04% small 0.781818 0.333333 0.015152 0.693 0.380341 0.01344 0.328 0.190 0.007 AA AG GG
control 4.66 ± 0.55 4.63 ± 1.32 5.06 ± 1.32
HOMA-R PCOS 3.61 ± 19.8 3.51 ± 21.09 3.04 ± 5.57 0.111846 0.07119 0.024558 8.61% small 5.48% small 1.89% small 1.097902 0.403774 0.02934 0.110116 0.070112 0.024441 0.056 0.036 0.012 AA AG GG
control 2.04 ± 1.43 2.44 ± 2.65 3.16 ± 4.09