Table 2. Evaluation of PMS/PMDD diagnosis using the PSST.

Variables	Normal versus PMS/PMDD diagnosis	PMS versus PMDD diagnosis
Sensitivity [95%CI]	79.00% [70.02%–85.83%]	60.00% [23.07%–88.24%]
Specificity [95%CI]	33.33% [18.64%–52.18%]	59.46% [48.08%–69.91%]
Positive Predictive value [95%CI]	81.40% [76.68%–85.42%]	9.1% [4.34%–18.06%]
Negative Predictive value [95%CI]	30.00% [18.32%–45.02%]	95.7% [88.46%–98.44%]
Kappa [95%CI]	0.119 [−0.068–0.305]	0.054 [−0.076–0.184]
p	0.181	0.393
PABAK	0.39	0.19

Abbreviations: CI, confidence interval; PMDD, premenstrual dysphoric disorder; PMS, premenstrual syndrome.