Table 2.

Evolution of clinical parameters during pregnancy.

Clinical Parameters		1st Trimester	2nd Trimester	3rd Trimester
Number of teeth (mean ± SD)	Test group (n = 20)	26.95 ± 1.21	26.95 ± 1.21	26.95 ± 1.21
	Control group (n = 20)	26.32 ± 2.77	26.32 ± 2.77	26.32 ± 2.77
		p = 0.32; CI (−1.91–0.64)	p = 0.32; CI (−1.91–0.64)	p = 0.32; CI (−1.91–0.64)
Plaque index (mean ± SD)	Test group (n = 20)	41.39 ± 18.27	40.21 ± 18.54	21.17 ± 15.59
	Control group (n = 20)	32.96 ± 20.08	34.36 ± 18.68	35.68 ± 17.64
		p = 0.54; CI (−15.69–8.34)	p = 0.32; CI (−17.61–5.91)	p = 0.01; CI (3.99–25.01)
Bleeding on probing (mean ± SD)	Test group (n = 20)	48.30 ± 14.80	54.57 ± 18.61	27.88 ± 15.29
	Control group (n = 20)	32.78 ± 14.92	42.59 ± 18.00	43.21 ± 20.77
		p = 0.01; CI (−23.81–−7.89)	p = 0.04; CI (−23.55–−0.40)	p = 0.01; CI (3.83–26.81)
Probing depth ≤3 mm (%, mean ± SD)	Test group (n = 20)	57.38 ± 21.28	52.42 ± 21.43	70.34 ± 17.46
	Control group (n = 20)	74.15 ± 12.20	70.00 ± 14.54	65.22 ± 16.81
		p = 0.01; CI (3.03–22.92)	p = 0.01; CI (5.95–29.21)	p = 0.35; CI (−15.95–5.72)
Probing depth 4–5 mm (%, mean ± SD)	Test group (n = 20)	35.64 ± 17.34	39.88 ± 19.12	24.39 ± 12.30
	Control group (n = 20)	24.69 ± 10.36	26.11 ± 10.67	29.87 ± 12.96
		p = 0.09; CI (−15.77–1.10)	p = 0.01; CI (−23.62–−3.92)	p = 0.17; CI (−2.50–13.46)
Probing depth ≥6 (%, mean ± SD)	Test group (n = 20)	6.90 ± 9.59	7.69 ± 10.55	5.31 ± 8.87
	Control group (n = 20)	3.68 ± 1.17	4.27 ± 6.95	4.77 ± 6.08
		p = 0.01; CI (−9.35–−1.72)	p = 0.23; CI (−9.10–2.25)	p = 0.82; CI (−5.37–4.29)
Clinical attachment loss ≥3 mm (mm, mean ± SD)	Test group (n = 20)	0.74 ± 0.38	0.77 ± 0.46	0.69 ± 0.57
	Control group (n = 20)	0.42 ± 0.27	0.50 ± 0.32	0.60 ± 0.35
		p = 0.01; CI (−0.46–−0.11)	p = 0.03; CI (−0.53–−0.18)	p = 0.56; CI (−0.39–0.21)

Student’s t-test and U Mann–Whitney.