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Table 1 Specific pain tests for the iliosacral-region from Dreyfuss et al. [13]

From: Low back pain during pregnancy caused by a sacral stress fracture: a case report

Test Sensitivity (%) Specificity (%)
Pressure to sacral sulcus 95 9
Pain at iliosacral joint 85 8
Pain radiation to the buttock 80 14
Pain at posterior iliac spine 76 47
Bouncing 75 35
Gaenslen's test 71 26
Patrick's test 69 16
Pressure to the center of sacrum 53 29
Thigh thrust 36 50
Pain radiation to the knee 19 63
Pain in sitting position and lifting up the pelvis 3 90