diff --git a/slither/tools/kspec_coverage/analysis.py b/slither/tools/kspec_coverage/analysis.py
index b95e79f1f..6ca9f9a83 100755
--- a/slither/tools/kspec_coverage/analysis.py
+++ b/slither/tools/kspec_coverage/analysis.py
@@ -1,5 +1,8 @@
 import re
 import logging
+
+from slither.core.declarations import Function
+from slither.core.variables.variable import Variable
 from slither.utils.colors import yellow, green, red
 from slither.utils import json_utils
 
@@ -46,13 +49,12 @@ def _get_all_covered_kspec_functions(target):
 def _get_slither_functions(slither):
     # Use contract == contract_declarer to avoid dupplicate
     all_functions_declared = [f for f in slither.functions if (f.contract == f.contract_declarer
+                                                               and f.is_implemented
                                                                and not f.is_constructor
-                                                               and not f.is_empty
                                                                and not f.is_constructor_variables)]
     # Use list(set()) because same state variable instances can be shared accross contracts
     # TODO: integrate state variables
-    # all_functions_declared += list(set([s for s in slither.state_variables if s.visibility in ['public', 'external']]))
-    #
+    all_functions_declared += list(set([s for s in slither.state_variables if s.visibility in ['public', 'external']]))
     slither_functions = {(function.contract.name, function.full_name): function for function in all_functions_declared}
                 
     return slither_functions
@@ -60,7 +62,7 @@ def _get_slither_functions(slither):
 def _generate_output(kspec, message, color, generate_json):
     info = ""
     for function in kspec:
-        info += f"{message} {function.contract.name}.{function.full_name}"
+        info += f"{message} {function.contract.name}.{function.full_name}\n"
     if info:
         logger.info(color(info))
 
@@ -74,7 +76,7 @@ def _generate_output(kspec, message, color, generate_json):
 def _generate_output_unresolved(kspec, message, color, generate_json):
     info = ""
     for contract, function in kspec:
-        info += f"{message} {contract}.{function}"
+        info += f"{message} {contract}.{function}\n"
     if info:
         logger.info(color(info))
 
@@ -84,7 +86,6 @@ def _generate_output_unresolved(kspec, message, color, generate_json):
     return None
 
 
-
 def _run_coverage_analysis(args, slither, kspec_functions):
     # Collect all slither functions
     slither_functions = _get_slither_functions(slither)
@@ -108,7 +109,14 @@ def _run_coverage_analysis(args, slither, kspec_functions):
 
     logger.info('## Check for functions coverage')
     json_kspec_present = _generate_output(kspec_present, "[✓]", green, args.json)
-    json_kspec_missing = _generate_output(kspec_missing, "[ ] (Missing)", red, args.json)
+    json_kspec_missing_functions = _generate_output([f for f in kspec_missing if isinstance(f, Function)],
+                                                    "[ ] (Missing function)",
+                                                    red,
+                                                    args.json)
+    json_kspec_missing_variables = _generate_output([f for f in kspec_missing if isinstance(f, Variable)],
+                                                     "[ ] (Missing variable)",
+                                                     yellow,
+                                                     args.json)
     json_kspec_unresolved = _generate_output_unresolved(kspec_functions_unresolved,
                                                         "[ ] (Unresolved)",
                                                         yellow,
@@ -117,14 +125,21 @@ def _run_coverage_analysis(args, slither, kspec_functions):
     # Handle unresolved kspecs
     if args.json:
         json_utils.output_json(args.json, None, {
-                                   "kspec_present": json_kspec_present,
-                                   "kspec_missing": json_kspec_missing,
-                                   "kspec_unresolved": json_kspec_unresolved
+                                   "functions_present": json_kspec_present,
+                                   "functions_missing": json_kspec_missing_functions,
+                                   "variables_missing": json_kspec_missing_variables,
+                                   "functions_unresolved": json_kspec_unresolved
                                })
                 
 def run_analysis(args, slither, kspec):
     # Get all of our kspec'd functions (tuple(contract_name, function_name)).
-    kspec_functions = _get_all_covered_kspec_functions(kspec)
+    if ',' in kspec:
+        kspecs = kspec.split(',')
+        kspec_functions = set()
+        for kspec in kspecs:
+            kspec_functions |= _get_all_covered_kspec_functions(kspec)
+    else:
+        kspec_functions = _get_all_covered_kspec_functions(kspec)
 
     # Run coverage analysis
     _run_coverage_analysis(args, slither, kspec_functions)
diff --git a/slither/tools/kspec_coverage/kspec_coverage.py b/slither/tools/kspec_coverage/kspec_coverage.py
index 43434a364..2ee25477f 100755
--- a/slither/tools/kspec_coverage/kspec_coverage.py
+++ b/slither/tools/kspec_coverage/kspec_coverage.py
@@ -6,7 +6,7 @@ def kspec_coverage(args):
     contract = args.contract
     kspec = args.kspec
 
-    slither = Slither(contract)
+    slither = Slither(contract, **vars(args))
 
     # Run the analysis on the Klab specs
     run_analysis(args, slither, kspec)