Table 1 Demographic and clinical parameters of the study population comprising 423 infertile and 388 fertile women
Parameters | Infertile Patient Age groups (years) | Control Age groups (years) | Infertile vs. controls p- value | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
25–28 | 29–35 | 36–39 | p- value | Total | 25–28 | 29–35 | 36–39 | p- value | Total | ||
Number of women [n (%)] | 90 (21.2) | 210 (49.6) | 123 (29.07) | – | 423 (100) | 101 (26.01) | 165 (42.5) | 122 (31.4) | – | 388 (100) | – |
Age (years) [mean ± SD] | 26.8 ± 1.1 | 32.6 ± 1.7 | 37.9 ± 1.4 | _ | 29.9 ± 4.10 | 26.94 ± 1.8 | 33.13 ± 1.9 | 38.15 ± 1.7 | 30.41 ± 3.9 | 0.6a | |
BMI [median (95% population limit)] | 26.4 (17.4;26.9) | 27 (19.1;27.8) | 27.6 (20.1;36.9) | 0.08b | 25.3 (18.1;29.9) | 26.3 (19.1;29.5) | 26.9 (18.9;31.1) | 28.1 (18.4;31.9) | 0.03b | 24.9 (18.2;30.1) | 0.8b |
Previously conceived [n (%)] | 32 (35.5) | 98 (46.6) | 68 (55.2) | 0.71b | 198 (46.8) | 84 (83.1) | 112 (67.8) | 98 (80.3) | 0.001 | 294 (75.7) | < 0.001 |
Any history of Anemia [n (%)] | |||||||||||
Present | 69 (76.6) | 112 (53.3) | 48 (39) | 0.002c | 229 (54.1) | 29 (28.7) | 55 (33.3) | 78 (63.9) | < 0.001c | 162 (41.7) | < 0.001c |
Absent | 21 (23.3) | 98 (46.6) | 75 (609) | 194 (45.8) | 72 (71.2) | 110 (66.6) | 44 (36.06) | 226 (58.2) | |||
Physical Activity [n (%)] | |||||||||||
Low (< 2 h/week) | 43 (47.7) | 112 (53.3) | 69 (56) | < 0.001c | 224 (52.9) | 23 (22.7) | 36 (21.8) | 23 (18.8) | < 0.001c | 82 (21.1) | < 0.001c |
Moderate (2–6 h/week) | 25 (27.7) | 78 (37.1) | 25 (20.3) | 128 (30.2) | 33 (32.6) | 78 (47.2) | 43 (35.2) | 154 (36.9) | |||
Intense (> 6 h/week) | 22 (24.4) | 20 (9.5) | 29 (23.5) | 71 (16.7) | 45 (44.5) | 51 (30.9) | 56 (45.9) | 152 (39.1) | |||
Caffeine consumption (mg/day) [n (%)] | |||||||||||
Non- consumers | 40 (44.4) | 98 (46.6) | 66 (53.6) | < 0.001c | 204 (48.2) | 61 (60.3) | 75 (45.4) | 48 (39.3) | < 0.002c | 184 (47.4) | 0.3c |
Moderate consumers (100–300) | 30 (33.3) | 76 (36.1) | 41 (33.3) | 147 (34.7) | 21 (20.7) | 51 (30.9) | 31 (25.4) | 103 (26.5) | |||
Intense consumers (> 300) | 20 (22.2) | 36 (17.1) | 16 (13) | 72 (17) | 19 (18.8) | 39 (23.6) | 43 (35.2) | 101 (26) | |||
Occupation [n (%)] | |||||||||||
House wife | 15 (16.6) | 85 (40.4) | 39 (31.7) | 0.5c | 139 (32.8) | 43 (42.5) | 76 (46) | 47 (38.5) | 0.6c | 166 (42.7) | 0.5c |
Business women | 25 (27.7) | 45 (21.4) | 13 (10.5) | 83 (19.6) | 5 (4.9) | 12 (7.2) | 9 (7.3) | 26 (6.7) | |||
Govt. employees | 15 (16.6) | 10 (4.7) | 8 (6.5) | 33 (7.8) | 3 (2.9) | 9 (5.4) | 6 (4.9) | 18 (4.6) | |||
Others | 35 (38.8) | 70 (33.3) | 63 (51.2) | 168 (39.7) | 50 (49.5) | 68 (41.2) | 58 (47.5) | 176 (45.3) | |||
Monthly Income (Rupees) [n (%)] | |||||||||||
Low income 30,000-50,000 | 5 (5.5) | 10 (4.7) | 16 (13) | < 0.001c | 31 (7.3) | 28 (27.7) | 35 (21.1) | 31 (25.4) | < 0.001c | 94 (24.2) | 0.1c |
Moderate income 50,000- 100,000 | 25 (27.7) | 38 (18) | 21 (17) | 84 (19.8) | 39 (38.6) | 59 (35.7) | 45 (36.8) | 143 (36.8) | |||
High income > 100,000 | 60 (66.6) | 162 (77.1) | 86 (69.9) | 308 (72.8) | 34 (33.6) | 71 (43) | 46 (37.7) | 151 (38.9) | |||