If you are pregnant, a (+) is usually positive. Usually about 10 days from the time of intercourse, you can go to the hospital to take a blood test. Generally the test report is over 5 to consider pregnancy, over 10 is definitely pregnant. Blood test hcg test will be more clear than urine test. If you are pregnant for more than 50 days, you can go to the hospital for an ultrasound test to see if the pregnancy is intrauterine or extrauterine in the uterine cavity, and also to see the fetal heart and buds. If the pregnancy is more than 50 days old and no intrauterine pregnancy can be seen, then ectopic pregnancy should be considered.