| | Variable | Overall (n = 928) | No periodontitis (n = 434) | Periodontitis (n = 494) | value |
| | Age (year), mean (SD) | 53.98, (7.58) | 53.60, (8.27) | 54.30, (6.90) | 0.158 | | Number of lost teeth, mean (SD) | 11.72, (6.62) | 11.51, (7.26) | 11.91, (6.01) | 0.352 | | BMI (Kg/M2), mean (SD) | 29.69, (4.80) | 29.58, (4.62) | 29.79, (4.97) | 0.501 | | Wealth index score, mean (SD) | −0.0974, (0.97) | −0.0678, (0.98) | −0.123, (0.96) | 0.384 | | Marital status, N[%] | | | | 0.948 | | Never married | 11, (1.2) | 5, (1.1) | 6, (1.2) | | Married and living with a spouse | 788, (84.9) | 367, (84.5) | 421, (85.2) | | Married but living alone | 129, (13.9) | 62, (14.3) | 67, (13.5) | | History of hypertension, N[%] | | | | 0.407 | | No | 565, (61.1) | 270, (62.5) | 295, (59.8) | | Yes | 360, (38.9) | 162, (37.5) | 198, (40.1) | | Tooth brushing frequency, N[%] | | | | 0.014 | | ≤1 per week | 92, (10.3) | 34, (8.3) | 58, (11.9) | | 2–6 per week | 288, (32.2) | 119, (29.1) | 169, (34.9) | | ≥1 per day | 512, (57.4) | 255, (62.5) | 257, (53.1) | | Educational status, N[%] | | | | 0.011 | | None | 114, (12.2) | 48, (11) | 66, (13.36.3) | | 1–5 years | 329, (35.4) | 134, (30.9) | 195, (39.47) | | 6–12 years | 386, (41.5) | 199, (51.5) | 187, (48.4) | | More than 12 | 99, (10.6) | 53, (12.2) | 46, (9.31) | | History of diabetes, N[%] | | | | 0.407 | | Yes | 325, (35) | 158, (36.4) | 167, (33.8) | | No | 603, (65) | 276, (63.5) | 385, (66.1) | | Cigarette/Hookah smoking, N[%] | | | | 0.956 | | Smokers | 66, (7.1) | 31, (7.2) | 35, (7.1) | | Nonsmokers | 858, (92.9) | 400, (92.8) | 458, (92.9) | | Infertility N[%] | | | | 0.939 | | Yes | 146, (15.8) | 69, (15.9) | 77, (15.7) | | No | 778, (84.1) | 365, (84.1) | 413, (84.3) | | History of infertility drug use, N[%] | | | | 0.783 | | Yes | 51, (5.6) | 23, (5.3) | 28, (5.5) | | No | 873, (94.4) | 411, (94.7) | 462, (94.5) | | Use of oral contraceptives, N[%] | | | | 0.344 | | Yes | 413, (44.5) | 186, (42.8) | 227, (45.9) | | No | 515, (55.5) | 248, (57.1) | 267, (54) | | Taking hormonal replacement drugs, N[%] | | | | 0.722 | | Yes | 55, (5.9) | 27, (6.2) | 28, (5.7) | | No | 873, (94.1) | 407, (93.8) | 466, (94.3) | | Menopause age, N[%] | | | | 0.360 | | ≤45 | 274, (28.72) | 105, (27.93) | 169, (29.24) | | 46–50 | 316, (33.12) | 132, (35.11) | 184, (31.83) | | 51-52 | 159, (16.67) | 54, (14.36) | 105, (18.17) | | ≥53 | 205, (21.49) | 85, (22.61) | 120, (21.49) | | Reproductive period, N[%] | | | | 0.454 | | ≤32 | 273, (29.4) | 121, (27.9) | 152, (30.8) 138, (23.88) | | 33–36 | 239, (25.7) | 118, (27.2) | 121, (24.5) | | 37–39 | 233, (25.11) | 115, (26.5) | 118, (23.9) | | ≥40 | 183, (19.7) | 80, (18.4) | 103, (20.8) | | Breast feeding duration, N[%] | | | | 0.573 | | ≤44 | 231, (25.5) | 108, (25.5) | 123, (25.5) | | 45–73 | 226, (25) | 111, (26.2) | 115, (23.9) | | 74–108 | 239, (26.4) | 103, (24.3) | 136, (28.2) | | ≥109 | 209, (23.1) | 101, (23.9) | 108, (22.4) | | Number of pregnancies, N[%] | | | | 0.098 | | ≤4 | 361, (39.1) | 174, (40.1) | 187, (38.2) | | 5 | 147, (15.9) | 77, (17.5) | 71, (14.5) | | 6-7 | 245, (26.5) | 99, (22.8) | 146, (29.8) | | ≥8 | 171, (18.5) | 85, (19.6) | 86, (17.5) | | Number of abortions, N[%] | | | | 0.613 | | 0 | 562, (62.1) | 259, (61.2) | 303, (62.9) | | ≥1 | 343, (37.9) | 164, (38.8) | 179, (37.1) | | Age at first living childbirth, N[%] | | | | 0.806 | | ≤18 | 242, (27) | 106, (25.4) | 136, (28.3) | | 19-20 | 212, (23.6) | 101, (24.2) | 111, (23.1) | | 21–23 | 244, (27.2) | 115, (27.6) | 129, (26.9) | | ≥24 | 199, (22.2) | 95, (22.8) | 104, (21.7) | | Age at first pregnancy, N[%] | | | | 0.868 | | ≤17 | 232, (25.6) | 106, (25.1) | 126, (26.1) | | 18–20 | 314, (34.7) | 143, (33.8) | 171, (35.5) | | 21-22 | 160, (17.7) | 78, (18.4) | 82, (17) | | ≥23 | 199, (22) | 96, (22.7) | 103, (21.3) | | Menarche age, N[%] | | | | 0.664 | | ≤12 | 235, (25.3) | 111, (25.6) | 124, (25.1) | | 13 | 234, (25.2) | 111, (25.6) | 123, (24.9) | | 14-15 | 386, (41.6) | 183, (42.2) | 203, (41.1) | | ≥160 | 73, (7.9) | 29, (6.7) | 44, (8.9) |
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