13 May 2026 : Clinical Research
Feasibility of 2-Hour vs 24-Hour Delayed Radiography in Oil-Based Hysterosalpingography: A Comparative Diagnostic Accuracy Study
Xueyao Huang
ABCEF 1,2, Yali Su ABCDEF 3, Wenrong Wang ACD 1,2*, Jian An ACD 3
DOI: 10.12659/MSM.952195
Med Sci Monit 2026; 32:e952195
Table 1 Comparison of clinical features between the experimental and control groups.
| Characteristics | Experimental group (n=203) | Control group (n=194) | P value |
|---|---|---|---|
| 0.131 | |||
| <30 | 57 (28.08) | 69 (35.57) | |
| ≥30 | 146 (71.82) | 125 (64.43) | |
| 23.10±3.64 | 23.24±3.19 | 0.77 | |
| 0.138 | |||
| <2 | 126 (62.07) | 135 (69.59) | |
| ≥2 | 77 (37.93) | 59 (30.41) | |
| 0.394 | |||
| <2 | 189 (93.10) | 185 (95.36) | |
| ≥2 | 14 (6.90) | 9 (4.64) | |
| 1.0 | |||
| <2 | 170 (83.74) | 163 (84.02) | |
| ≥2 | 33 (16.26) | 31 (15.98) | |
| 0.10 | |||
| Primary infertility | 76 (37.44) | 87 (44.84) | |
| Secondary infertility | 108 (53.20) | 98 (50.52) | |
| Other | 19 (9.36) | 9 (4.64) | |
| 0.531 | |||
| Yes | 14 (6.90) | 10 (5.15) | |
| No | 189 (93.10) | 184 (94.85) | |
| 0.596 | |||
| Intrauterine pregnancy | 111 (54.68) | 108 (55.67) | |
| Non-pregnancy | 52 (25.62) | 57 (29.38) | |
| Abnormal pregnancy | 15 (7.39) | 10 (5.15) | |
| Lost to follow-up | 25 (12.31) | 19 (9.80) | |
| Values are presented as mean±SD, n (%). Control group underwent delayed radiography 24 hours after hysterosalpingography (HSG). Experimental group underwent delayed radiography 2 hours after HSG. Abnormal pregnancy indicates ectopic pregnancy, biochemical pregnancy, missed miscarriage, etc. | |||