diff --git a/Core/Src/yunhorn_sts_presence_rss.c b/Core/Src/yunhorn_sts_presence_rss.c
index 25748bd..0768b08 100644
--- a/Core/Src/yunhorn_sts_presence_rss.c
+++ b/Core/Src/yunhorn_sts_presence_rss.c
@@ -615,10 +615,11 @@ void STS_YunhornCheckStandardDeviation(void)
 				(int)(sts_fall_detection_depth_threshold), (int)(sts_fall_rising_pattern_factor2));
 #endif
 
+#if 0	//TODO YUNHORN XXX
 		if (standard_variance_presence_score <= DEFAULT_UNCONCIOUS_THRESHOLD) {
 			sts_fall_rising_detected_result = STS_PRESENCE_UNCONCIOUS;
 		}
-
+#endif
 		if ( sts_fall_rising_pattern_factor1 > (uint16_t)sts_fall_detection_acc_threshold)
 		{