Characteristics of the menstrual period reported by both carriers and noncarriers in relation to clotting factor levels
. | Clotting factor level . | . | . | . | ||
|---|---|---|---|---|---|---|
. | More than 0.60 IU/mL . | Between 0.40 and 0.60 IU/mL . | Less than 0.40 IU/mL . | P for trend . | ||
| Excessive blood loss | .07 | |||||
| Frequency, no. (%) | 93/195 (48) | 31/54 (57) | 31/51 (61) | |||
| RR (CI) | 1 | 1.2 (0.9-1.6) | 1.3 (1.0-1.7) | |||
| Anemia | .07 | |||||
| Frequency, no. (%) | 16/195 (8) | 9/54 (17) | 8/51 (16) | |||
| RR (CI) | 1 | 2.0 (1.0-4.3) | 1.9 (0.9-4.2) | |||
| Iron suppletion | .07 | |||||
| Frequency, no. (%) | 15/195 (8) | 11/54 (20) | 7/51 (14) | |||
| RR (CI) | 1 | 2.6 (1.3-5.4) | 1.8 (0.8-4.1) | |||
| Hysterectomy* | .9 | |||||
| Frequency, no. (%) | 7/44 (16) | 2/10 (20) | 2/11 (18) | |||
| RR (CI) | 1 | 1.3 (0.3-5.2) | 1.1 (0.3-4.8) | |||
| Restrictions in daily life† | .04 | |||||
| Frequency, no. (%) | 17/189 (9.0) | 9/53 (17) | 9/49 (18) | |||
| RR (CI) | 1 | 2.0 (0.8-4.9) | 2.3 (1.0-5.6) | |||
. | Clotting factor level . | . | . | . | ||
|---|---|---|---|---|---|---|
. | More than 0.60 IU/mL . | Between 0.40 and 0.60 IU/mL . | Less than 0.40 IU/mL . | P for trend . | ||
| Excessive blood loss | .07 | |||||
| Frequency, no. (%) | 93/195 (48) | 31/54 (57) | 31/51 (61) | |||
| RR (CI) | 1 | 1.2 (0.9-1.6) | 1.3 (1.0-1.7) | |||
| Anemia | .07 | |||||
| Frequency, no. (%) | 16/195 (8) | 9/54 (17) | 8/51 (16) | |||
| RR (CI) | 1 | 2.0 (1.0-4.3) | 1.9 (0.9-4.2) | |||
| Iron suppletion | .07 | |||||
| Frequency, no. (%) | 15/195 (8) | 11/54 (20) | 7/51 (14) | |||
| RR (CI) | 1 | 2.6 (1.3-5.4) | 1.8 (0.8-4.1) | |||
| Hysterectomy* | .9 | |||||
| Frequency, no. (%) | 7/44 (16) | 2/10 (20) | 2/11 (18) | |||
| RR (CI) | 1 | 1.3 (0.3-5.2) | 1.1 (0.3-4.8) | |||
| Restrictions in daily life† | .04 | |||||
| Frequency, no. (%) | 17/189 (9.0) | 9/53 (17) | 9/49 (18) | |||
| RR (CI) | 1 | 2.0 (0.8-4.9) | 2.3 (1.0-5.6) | |||